Home / 52,627.20-72,624.68-28,753.36

Finding the Fourth Proportional to 52,627.20, 72,624.68 and 28,753.36

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Solution

The fourth proportional to 52,627.20, 72,624.68 and 28,753.36 is: 39,679.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,627.20 : 72,624.68 = 28,753.36 : x
  2. Step 2: Convert to fraction form
    52,627.20/72,624.68 = 28,753.36/x
  3. Step 3: Cross multiply
    52,627.20x = 72,624.68 × 28,753.36
  4. Step 4: Simplify right side
    52,627.20x = 2,088,203,205.80
  5. Step 5: Solve for x
    x = 2,088,203,205.80/52,627.20
  6. Step 6: Final answer
    x = 39,679.17

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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.