Home / 113,583.79-156,744.85-62,596.55

Finding the Fourth Proportional to 113,583.79, 156,744.85 and 62,596.55

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Solution

The fourth proportional to 113,583.79, 156,744.85 and 62,596.55 is: 86,382.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,583.79 : 156,744.85 = 62,596.55 : x
  2. Step 2: Convert to fraction form
    113,583.79/156,744.85 = 62,596.55/x
  3. Step 3: Cross multiply
    113,583.79x = 156,744.85 × 62,596.55
  4. Step 4: Simplify right side
    113,583.79x = 9,811,687,523.28
  5. Step 5: Solve for x
    x = 9,811,687,523.28/113,583.79
  6. Step 6: Final answer
    x = 86,382.82

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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.