Home / 63,545.28-87,693.36-34,867.62

Finding the Fourth Proportional to 63,545.28, 87,693.36 and 34,867.62

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Solution

The fourth proportional to 63,545.28, 87,693.36 and 34,867.62 is: 48,117.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,545.28 : 87,693.36 = 34,867.62 : x
  2. Step 2: Convert to fraction form
    63,545.28/87,693.36 = 34,867.62/x
  3. Step 3: Cross multiply
    63,545.28x = 87,693.36 × 34,867.62
  4. Step 4: Simplify right side
    63,545.28x = 3,057,658,753.00
  5. Step 5: Solve for x
    x = 3,057,658,753.00/63,545.28
  6. Step 6: Final answer
    x = 48,117.79

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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.