Home / 113,044.20-169,344.60-65,559.53

Finding the Fourth Proportional to 113,044.20, 169,344.60 and 65,559.53

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Solution

The fourth proportional to 113,044.20, 169,344.60 and 65,559.53 is: 98,210.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,044.20 : 169,344.60 = 65,559.53 : x
  2. Step 2: Convert to fraction form
    113,044.20/169,344.60 = 65,559.53/x
  3. Step 3: Cross multiply
    113,044.20x = 169,344.60 × 65,559.53
  4. Step 4: Simplify right side
    113,044.20x = 11,102,152,507.80
  5. Step 5: Solve for x
    x = 11,102,152,507.80/113,044.20
  6. Step 6: Final answer
    x = 98,210.72

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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.