Home / 98,414.16-135,833.76-62,576.16

Finding the Fourth Proportional to 98,414.16, 135,833.76 and 62,576.16

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Solution

The fourth proportional to 98,414.16, 135,833.76 and 62,576.16 is: 86,369.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,414.16 : 135,833.76 = 62,576.16 : x
  2. Step 2: Convert to fraction form
    98,414.16/135,833.76 = 62,576.16/x
  3. Step 3: Cross multiply
    98,414.16x = 135,833.76 × 62,576.16
  4. Step 4: Simplify right side
    98,414.16x = 8,499,955,099.16
  5. Step 5: Solve for x
    x = 8,499,955,099.16/98,414.16
  6. Step 6: Final answer
    x = 86,369.23

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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.