Home / 58,695.20-87,996.72-40,171.04

Finding the Fourth Proportional to 58,695.20, 87,996.72 and 40,171.04

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Solution

The fourth proportional to 58,695.20, 87,996.72 and 40,171.04 is: 60,225.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,695.20 : 87,996.72 = 40,171.04 : x
  2. Step 2: Convert to fraction form
    58,695.20/87,996.72 = 40,171.04/x
  3. Step 3: Cross multiply
    58,695.20x = 87,996.72 × 40,171.04
  4. Step 4: Simplify right side
    58,695.20x = 3,534,919,758.99
  5. Step 5: Solve for x
    x = 3,534,919,758.99/58,695.20
  6. Step 6: Final answer
    x = 60,225.02

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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.