Home / 42,381.54-58,489.29-23,518.71

Finding the Fourth Proportional to 42,381.54, 58,489.29 and 23,518.71

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Solution

The fourth proportional to 42,381.54, 58,489.29 and 23,518.71 is: 32,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,381.54 : 58,489.29 = 23,518.71 : x
  2. Step 2: Convert to fraction form
    42,381.54/58,489.29 = 23,518.71/x
  3. Step 3: Cross multiply
    42,381.54x = 58,489.29 × 23,518.71
  4. Step 4: Simplify right side
    42,381.54x = 1,375,592,649.62
  5. Step 5: Solve for x
    x = 1,375,592,649.62/42,381.54
  6. Step 6: Final answer
    x = 32,457.35

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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.