Home / 69,958.29-96,545.04-39,748.73

Finding the Fourth Proportional to 69,958.29, 96,545.04 and 39,748.73

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Solution

The fourth proportional to 69,958.29, 96,545.04 and 39,748.73 is: 54,854.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,958.29 : 96,545.04 = 39,748.73 : x
  2. Step 2: Convert to fraction form
    69,958.29/96,545.04 = 39,748.73/x
  3. Step 3: Cross multiply
    69,958.29x = 96,545.04 × 39,748.73
  4. Step 4: Simplify right side
    69,958.29x = 3,837,542,387.06
  5. Step 5: Solve for x
    x = 3,837,542,387.06/69,958.29
  6. Step 6: Final answer
    x = 54,854.72

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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.