Home / 42,220.38-58,261.71-23,356.38

Finding the Fourth Proportional to 42,220.38, 58,261.71 and 23,356.38

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Solution

The fourth proportional to 42,220.38, 58,261.71 and 23,356.38 is: 32,230.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,220.38 : 58,261.71 = 23,356.38 : x
  2. Step 2: Convert to fraction form
    42,220.38/58,261.71 = 23,356.38/x
  3. Step 3: Cross multiply
    42,220.38x = 58,261.71 × 23,356.38
  4. Step 4: Simplify right side
    42,220.38x = 1,360,782,638.21
  5. Step 5: Solve for x
    x = 1,360,782,638.21/42,220.38
  6. Step 6: Final answer
    x = 32,230.47

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Half scale
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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.