Home / 69,171.18-95,456.58-38,957.01

Finding the Fourth Proportional to 69,171.18, 95,456.58 and 38,957.01

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Solution

The fourth proportional to 69,171.18, 95,456.58 and 38,957.01 is: 53,760.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,171.18 : 95,456.58 = 38,957.01 : x
  2. Step 2: Convert to fraction form
    69,171.18/95,456.58 = 38,957.01/x
  3. Step 3: Cross multiply
    69,171.18x = 95,456.58 × 38,957.01
  4. Step 4: Simplify right side
    69,171.18x = 3,718,702,941.63
  5. Step 5: Solve for x
    x = 3,718,702,941.63/69,171.18
  6. Step 6: Final answer
    x = 53,760.87

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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.