Home / 87,032.37-120,103.65-48,791.73

Finding the Fourth Proportional to 87,032.37, 120,103.65 and 48,791.73

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Solution

The fourth proportional to 87,032.37, 120,103.65 and 48,791.73 is: 67,332.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,032.37 : 120,103.65 = 48,791.73 : x
  2. Step 2: Convert to fraction form
    87,032.37/120,103.65 = 48,791.73/x
  3. Step 3: Cross multiply
    87,032.37x = 120,103.65 × 48,791.73
  4. Step 4: Simplify right side
    87,032.37x = 5,860,064,862.81
  5. Step 5: Solve for x
    x = 5,860,064,862.81/87,032.37
  6. Step 6: Final answer
    x = 67,332.02

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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.