Home / 113,576.90-156,737.16-62,591.46

Finding the Fourth Proportional to 113,576.90, 156,737.16 and 62,591.46

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Solution

The fourth proportional to 113,576.90, 156,737.16 and 62,591.46 is: 86,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,576.90 : 156,737.16 = 62,591.46 : x
  2. Step 2: Convert to fraction form
    113,576.90/156,737.16 = 62,591.46/x
  3. Step 3: Cross multiply
    113,576.90x = 156,737.16 × 62,591.46
  4. Step 4: Simplify right side
    113,576.90x = 9,810,407,680.65
  5. Step 5: Solve for x
    x = 9,810,407,680.65/113,576.90
  6. Step 6: Final answer
    x = 86,376.79

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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.