Home / 102,098.11-152,991.24-42,901.42

Finding the Fourth Proportional to 102,098.11, 152,991.24 and 42,901.42

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Solution

The fourth proportional to 102,098.11, 152,991.24 and 42,901.42 is: 64,286.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,098.11 : 152,991.24 = 42,901.42 : x
  2. Step 2: Convert to fraction form
    102,098.11/152,991.24 = 42,901.42/x
  3. Step 3: Cross multiply
    102,098.11x = 152,991.24 × 42,901.42
  4. Step 4: Simplify right side
    102,098.11x = 6,563,541,443.56
  5. Step 5: Solve for x
    x = 6,563,541,443.56/102,098.11
  6. Step 6: Final answer
    x = 64,286.61

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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.