Home / 95,538.20-143,307.30-51,251.46

Finding the Fourth Proportional to 95,538.20, 143,307.30 and 51,251.46

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Solution

The fourth proportional to 95,538.20, 143,307.30 and 51,251.46 is: 76,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,538.20 : 143,307.30 = 51,251.46 : x
  2. Step 2: Convert to fraction form
    95,538.20/143,307.30 = 51,251.46/x
  3. Step 3: Cross multiply
    95,538.20x = 143,307.30 × 51,251.46
  4. Step 4: Simplify right side
    95,538.20x = 7,344,708,353.66
  5. Step 5: Solve for x
    x = 7,344,708,353.66/95,538.20
  6. Step 6: Final answer
    x = 76,877.19

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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.