Home / 48,000.64-72,002-14,719.97

Finding the Fourth Proportional to 48,000.64, 72,002 and 14,719.97

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Solution

The fourth proportional to 48,000.64, 72,002 and 14,719.97 is: 22,080.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,000.64 : 72,002 = 14,719.97 : x
  2. Step 2: Convert to fraction form
    48,000.64/72,002 = 14,719.97/x
  3. Step 3: Cross multiply
    48,000.64x = 72,002 × 14,719.97
  4. Step 4: Simplify right side
    48,000.64x = 1,059,867,279.94
  5. Step 5: Solve for x
    x = 1,059,867,279.94/48,000.64
  6. Step 6: Final answer
    x = 22,080.27

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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.