Home / 113,132-156,125.40-62,834.24

Finding the Fourth Proportional to 113,132, 156,125.40 and 62,834.24

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Solution

The fourth proportional to 113,132, 156,125.40 and 62,834.24 is: 86,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,132 : 156,125.40 = 62,834.24 : x
  2. Step 2: Convert to fraction form
    113,132/156,125.40 = 62,834.24/x
  3. Step 3: Cross multiply
    113,132x = 156,125.40 × 62,834.24
  4. Step 4: Simplify right side
    113,132x = 9,810,020,853.70
  5. Step 5: Solve for x
    x = 9,810,020,853.70/113,132
  6. Step 6: Final answer
    x = 86,713.05

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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.