Home / 113,608.20-156,772.98-62,610.96

Finding the Fourth Proportional to 113,608.20, 156,772.98 and 62,610.96

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Solution

The fourth proportional to 113,608.20, 156,772.98 and 62,610.96 is: 86,399.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,608.20 : 156,772.98 = 62,610.96 : x
  2. Step 2: Convert to fraction form
    113,608.20/156,772.98 = 62,610.96/x
  3. Step 3: Cross multiply
    113,608.20x = 156,772.98 × 62,610.96
  4. Step 4: Simplify right side
    113,608.20x = 9,815,706,779.86
  5. Step 5: Solve for x
    x = 9,815,706,779.86/113,608.20
  6. Step 6: Final answer
    x = 86,399.63

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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.