Home / 72,871.14-109,311.09-22,952.85

Finding the Fourth Proportional to 72,871.14, 109,311.09 and 22,952.85

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Solution

The fourth proportional to 72,871.14, 109,311.09 and 22,952.85 is: 34,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,871.14 : 109,311.09 = 22,952.85 : x
  2. Step 2: Convert to fraction form
    72,871.14/109,311.09 = 22,952.85/x
  3. Step 3: Cross multiply
    72,871.14x = 109,311.09 × 22,952.85
  4. Step 4: Simplify right side
    72,871.14x = 2,509,001,052.11
  5. Step 5: Solve for x
    x = 2,509,001,052.11/72,871.14
  6. Step 6: Final answer
    x = 34,430.65

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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.