Home / 102,548.70-153,909.45-50,003.10

Finding the Fourth Proportional to 102,548.70, 153,909.45 and 50,003.10

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Solution

The fourth proportional to 102,548.70, 153,909.45 and 50,003.10 is: 75,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,548.70 : 153,909.45 = 50,003.10 : x
  2. Step 2: Convert to fraction form
    102,548.70/153,909.45 = 50,003.10/x
  3. Step 3: Cross multiply
    102,548.70x = 153,909.45 × 50,003.10
  4. Step 4: Simplify right side
    102,548.70x = 7,695,949,619.30
  5. Step 5: Solve for x
    x = 7,695,949,619.30/102,548.70
  6. Step 6: Final answer
    x = 75,046.78

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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.