Home / 40,239.52-60,359.30-12,537.52

Finding the Fourth Proportional to 40,239.52, 60,359.30 and 12,537.52

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Solution

The fourth proportional to 40,239.52, 60,359.30 and 12,537.52 is: 18,806.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,239.52 : 60,359.30 = 12,537.52 : x
  2. Step 2: Convert to fraction form
    40,239.52/60,359.30 = 12,537.52/x
  3. Step 3: Cross multiply
    40,239.52x = 60,359.30 × 12,537.52
  4. Step 4: Simplify right side
    40,239.52x = 756,755,930.94
  5. Step 5: Solve for x
    x = 756,755,930.94/40,239.52
  6. Step 6: Final answer
    x = 18,806.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.