Home / 113,506.85-156,640.52-62,519.77

Finding the Fourth Proportional to 113,506.85, 156,640.52 and 62,519.77

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Solution

The fourth proportional to 113,506.85, 156,640.52 and 62,519.77 is: 86,277.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,506.85 : 156,640.52 = 62,519.77 : x
  2. Step 2: Convert to fraction form
    113,506.85/156,640.52 = 62,519.77/x
  3. Step 3: Cross multiply
    113,506.85x = 156,640.52 × 62,519.77
  4. Step 4: Simplify right side
    113,506.85x = 9,793,128,578.88
  5. Step 5: Solve for x
    x = 9,793,128,578.88/113,506.85
  6. Step 6: Final answer
    x = 86,277.86

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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.