Home / 113,576.60-156,736.74-62,591.15

Finding the Fourth Proportional to 113,576.60, 156,736.74 and 62,591.15

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Solution

The fourth proportional to 113,576.60, 156,736.74 and 62,591.15 is: 86,376.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,576.60 : 156,736.74 = 62,591.15 : x
  2. Step 2: Convert to fraction form
    113,576.60/156,736.74 = 62,591.15/x
  3. Step 3: Cross multiply
    113,576.60x = 156,736.74 × 62,591.15
  4. Step 4: Simplify right side
    113,576.60x = 9,810,332,020.17
  5. Step 5: Solve for x
    x = 9,810,332,020.17/113,576.60
  6. Step 6: Final answer
    x = 86,376.35

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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.