Home / 113,211.69-156,233.55-62,229.99

Finding the Fourth Proportional to 113,211.69, 156,233.55 and 62,229.99

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Solution

The fourth proportional to 113,211.69, 156,233.55 and 62,229.99 is: 85,878.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,211.69 : 156,233.55 = 62,229.99 : x
  2. Step 2: Convert to fraction form
    113,211.69/156,233.55 = 62,229.99/x
  3. Step 3: Cross multiply
    113,211.69x = 156,233.55 × 62,229.99
  4. Step 4: Simplify right side
    113,211.69x = 9,722,412,254.16
  5. Step 5: Solve for x
    x = 9,722,412,254.16/113,211.69
  6. Step 6: Final answer
    x = 85,878.17

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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.