Home / 113,062.26-156,027.78-62,079.72

Finding the Fourth Proportional to 113,062.26, 156,027.78 and 62,079.72

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Solution

The fourth proportional to 113,062.26, 156,027.78 and 62,079.72 is: 85,671.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,062.26 : 156,027.78 = 62,079.72 : x
  2. Step 2: Convert to fraction form
    113,062.26/156,027.78 = 62,079.72/x
  3. Step 3: Cross multiply
    113,062.26x = 156,027.78 × 62,079.72
  4. Step 4: Simplify right side
    113,062.26x = 9,686,160,894.62
  5. Step 5: Solve for x
    x = 9,686,160,894.62/113,062.26
  6. Step 6: Final answer
    x = 85,671.04

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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.