Home / 42,213.69-58,254.12-23,350.86

Finding the Fourth Proportional to 42,213.69, 58,254.12 and 23,350.86

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Solution

The fourth proportional to 42,213.69, 58,254.12 and 23,350.86 is: 32,223.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,213.69 : 58,254.12 = 23,350.86 : x
  2. Step 2: Convert to fraction form
    42,213.69/58,254.12 = 23,350.86/x
  3. Step 3: Cross multiply
    42,213.69x = 58,254.12 × 23,350.86
  4. Step 4: Simplify right side
    42,213.69x = 1,360,283,800.54
  5. Step 5: Solve for x
    x = 1,360,283,800.54/42,213.69
  6. Step 6: Final answer
    x = 32,223.76

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Half scale
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Double scale
Find fourth proportional to 42,214.69, 58,255.50 and 23,351.86
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.