Home / 113,462.11-156,576.40-62,473.79

Finding the Fourth Proportional to 113,462.11, 156,576.40 and 62,473.79

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Solution

The fourth proportional to 113,462.11, 156,576.40 and 62,473.79 is: 86,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,462.11 : 156,576.40 = 62,473.79 : x
  2. Step 2: Convert to fraction form
    113,462.11/156,576.40 = 62,473.79/x
  3. Step 3: Cross multiply
    113,462.11x = 156,576.40 × 62,473.79
  4. Step 4: Simplify right side
    113,462.11x = 9,781,921,132.56
  5. Step 5: Solve for x
    x = 9,781,921,132.56/113,462.11
  6. Step 6: Final answer
    x = 86,213.11

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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.