Home / 52,988.70-73,125.75-29,115.98

Finding the Fourth Proportional to 52,988.70, 73,125.75 and 29,115.98

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Solution

The fourth proportional to 52,988.70, 73,125.75 and 29,115.98 is: 40,180.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,988.70 : 73,125.75 = 29,115.98 : x
  2. Step 2: Convert to fraction form
    52,988.70/73,125.75 = 29,115.98/x
  3. Step 3: Cross multiply
    52,988.70x = 73,125.75 × 29,115.98
  4. Step 4: Simplify right side
    52,988.70x = 2,129,127,874.49
  5. Step 5: Solve for x
    x = 2,129,127,874.49/52,988.70
  6. Step 6: Final answer
    x = 40,180.79

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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.