Home / 54,002.70-81,001.08-16,562.81

Finding the Fourth Proportional to 54,002.70, 81,001.08 and 16,562.81

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Solution

The fourth proportional to 54,002.70, 81,001.08 and 16,562.81 is: 24,843.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,002.70 : 81,001.08 = 16,562.81 : x
  2. Step 2: Convert to fraction form
    54,002.70/81,001.08 = 16,562.81/x
  3. Step 3: Cross multiply
    54,002.70x = 81,001.08 × 16,562.81
  4. Step 4: Simplify right side
    54,002.70x = 1,341,605,700.34
  5. Step 5: Solve for x
    x = 1,341,605,700.34/54,002.70
  6. Step 6: Final answer
    x = 24,843.31

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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.