Home / 113,543.52-156,689.33-62,555.07

Finding the Fourth Proportional to 113,543.52, 156,689.33 and 62,555.07

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Solution

The fourth proportional to 113,543.52, 156,689.33 and 62,555.07 is: 86,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,543.52 : 156,689.33 = 62,555.07 : x
  2. Step 2: Convert to fraction form
    113,543.52/156,689.33 = 62,555.07/x
  3. Step 3: Cross multiply
    113,543.52x = 156,689.33 × 62,555.07
  4. Step 4: Simplify right side
    113,543.52x = 9,801,712,006.40
  5. Step 5: Solve for x
    x = 9,801,712,006.40/113,543.52
  6. Step 6: Final answer
    x = 86,325.60

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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.