Home / 95,881.20-132,305.12-55,586.56

Finding the Fourth Proportional to 95,881.20, 132,305.12 and 55,586.56

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Solution

The fourth proportional to 95,881.20, 132,305.12 and 55,586.56 is: 76,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,881.20 : 132,305.12 = 55,586.56 : x
  2. Step 2: Convert to fraction form
    95,881.20/132,305.12 = 55,586.56/x
  3. Step 3: Cross multiply
    95,881.20x = 132,305.12 × 55,586.56
  4. Step 4: Simplify right side
    95,881.20x = 7,354,386,491.19
  5. Step 5: Solve for x
    x = 7,354,386,491.19/95,881.20
  6. Step 6: Final answer
    x = 76,703.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.