Home / 52,456.96-78,708.70-27,491.08

Finding the Fourth Proportional to 52,456.96, 78,708.70 and 27,491.08

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Solution

The fourth proportional to 52,456.96, 78,708.70 and 27,491.08 is: 41,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,456.96 : 78,708.70 = 27,491.08 : x
  2. Step 2: Convert to fraction form
    52,456.96/78,708.70 = 27,491.08/x
  3. Step 3: Cross multiply
    52,456.96x = 78,708.70 × 27,491.08
  4. Step 4: Simplify right side
    52,456.96x = 2,163,786,902.90
  5. Step 5: Solve for x
    x = 2,163,786,902.90/52,456.96
  6. Step 6: Final answer
    x = 41,248.81

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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.