Home / 52,279.13-78,374.60-22,674.66

Finding the Fourth Proportional to 52,279.13, 78,374.60 and 22,674.66

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Solution

The fourth proportional to 52,279.13, 78,374.60 and 22,674.66 is: 33,992.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,279.13 : 78,374.60 = 22,674.66 : x
  2. Step 2: Convert to fraction form
    52,279.13/78,374.60 = 22,674.66/x
  3. Step 3: Cross multiply
    52,279.13x = 78,374.60 × 22,674.66
  4. Step 4: Simplify right side
    52,279.13x = 1,777,117,294.26
  5. Step 5: Solve for x
    x = 1,777,117,294.26/52,279.13
  6. Step 6: Final answer
    x = 33,992.87

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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.