Home / 113,203.44-156,222.18-62,221.73

Finding the Fourth Proportional to 113,203.44, 156,222.18 and 62,221.73

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Solution

The fourth proportional to 113,203.44, 156,222.18 and 62,221.73 is: 85,866.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,203.44 : 156,222.18 = 62,221.73 : x
  2. Step 2: Convert to fraction form
    113,203.44/156,222.18 = 62,221.73/x
  3. Step 3: Cross multiply
    113,203.44x = 156,222.18 × 62,221.73
  4. Step 4: Simplify right side
    113,203.44x = 9,720,413,522.86
  5. Step 5: Solve for x
    x = 9,720,413,522.86/113,203.44
  6. Step 6: Final answer
    x = 85,866.77

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1.5x scale

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.