Home / 103,480.48-155,151.60-32,379.04

Finding the Fourth Proportional to 103,480.48, 155,151.60 and 32,379.04

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Solution

The fourth proportional to 103,480.48, 155,151.60 and 32,379.04 is: 48,546.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,480.48 : 155,151.60 = 32,379.04 : x
  2. Step 2: Convert to fraction form
    103,480.48/155,151.60 = 32,379.04/x
  3. Step 3: Cross multiply
    103,480.48x = 155,151.60 × 32,379.04
  4. Step 4: Simplify right side
    103,480.48x = 5,023,659,862.46
  5. Step 5: Solve for x
    x = 5,023,659,862.46/103,480.48
  6. Step 6: Final answer
    x = 48,546.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.