Home / 157,538.96-236,229.60-52,321.04

Finding the Fourth Proportional to 157,538.96, 236,229.60 and 52,321.04

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Solution

The fourth proportional to 157,538.96, 236,229.60 and 52,321.04 is: 78,455.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,538.96 : 236,229.60 = 52,321.04 : x
  2. Step 2: Convert to fraction form
    157,538.96/236,229.60 = 52,321.04/x
  3. Step 3: Cross multiply
    157,538.96x = 236,229.60 × 52,321.04
  4. Step 4: Simplify right side
    157,538.96x = 12,359,778,350.78
  5. Step 5: Solve for x
    x = 12,359,778,350.78/157,538.96
  6. Step 6: Final answer
    x = 78,455.38

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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.