Home / 42,120.29-58,121.60-24,217.88

Finding the Fourth Proportional to 42,120.29, 58,121.60 and 24,217.88

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Solution

The fourth proportional to 42,120.29, 58,121.60 and 24,217.88 is: 33,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,120.29 : 58,121.60 = 24,217.88 : x
  2. Step 2: Convert to fraction form
    42,120.29/58,121.60 = 24,217.88/x
  3. Step 3: Cross multiply
    42,120.29x = 58,121.60 × 24,217.88
  4. Step 4: Simplify right side
    42,120.29x = 1,407,581,522.51
  5. Step 5: Solve for x
    x = 1,407,581,522.51/42,120.29
  6. Step 6: Final answer
    x = 33,418.14

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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.