Home / 52,230.12-78,372.18-25,934.28

Finding the Fourth Proportional to 52,230.12, 78,372.18 and 25,934.28

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Solution

The fourth proportional to 52,230.12, 78,372.18 and 25,934.28 is: 38,914.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,230.12 : 78,372.18 = 25,934.28 : x
  2. Step 2: Convert to fraction form
    52,230.12/78,372.18 = 25,934.28/x
  3. Step 3: Cross multiply
    52,230.12x = 78,372.18 × 25,934.28
  4. Step 4: Simplify right side
    52,230.12x = 2,032,526,060.33
  5. Step 5: Solve for x
    x = 2,032,526,060.33/52,230.12
  6. Step 6: Final answer
    x = 38,914.83

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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.