Home / 62,505.20-86,257.68-34,211.12

Finding the Fourth Proportional to 62,505.20, 86,257.68 and 34,211.12

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Solution

The fourth proportional to 62,505.20, 86,257.68 and 34,211.12 is: 47,211.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,505.20 : 86,257.68 = 34,211.12 : x
  2. Step 2: Convert to fraction form
    62,505.20/86,257.68 = 34,211.12/x
  3. Step 3: Cross multiply
    62,505.20x = 86,257.68 × 34,211.12
  4. Step 4: Simplify right side
    62,505.20x = 2,950,971,841.40
  5. Step 5: Solve for x
    x = 2,950,971,841.40/62,505.20
  6. Step 6: Final answer
    x = 47,211.62

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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.