Home / 113,160.24-156,155.04-62,856

Finding the Fourth Proportional to 113,160.24, 156,155.04 and 62,856

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Solution

The fourth proportional to 113,160.24, 156,155.04 and 62,856 is: 86,737.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,160.24 : 156,155.04 = 62,856 : x
  2. Step 2: Convert to fraction form
    113,160.24/156,155.04 = 62,856/x
  3. Step 3: Cross multiply
    113,160.24x = 156,155.04 × 62,856
  4. Step 4: Simplify right side
    113,160.24x = 9,815,281,194.24
  5. Step 5: Solve for x
    x = 9,815,281,194.24/113,160.24
  6. Step 6: Final answer
    x = 86,737.90

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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.