Home / 98,502.57-147,757.14-31,943.25

Finding the Fourth Proportional to 98,502.57, 147,757.14 and 31,943.25

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Solution

The fourth proportional to 98,502.57, 147,757.14 and 31,943.25 is: 47,915.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,502.57 : 147,757.14 = 31,943.25 : x
  2. Step 2: Convert to fraction form
    98,502.57/147,757.14 = 31,943.25/x
  3. Step 3: Cross multiply
    98,502.57x = 147,757.14 × 31,943.25
  4. Step 4: Simplify right side
    98,502.57x = 4,719,843,262.31
  5. Step 5: Solve for x
    x = 4,719,843,262.31/98,502.57
  6. Step 6: Final answer
    x = 47,915.94

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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.