Home / 159,505.20-238,962.60-92,977.20

Finding the Fourth Proportional to 159,505.20, 238,962.60 and 92,977.20

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Solution

The fourth proportional to 159,505.20, 238,962.60 and 92,977.20 is: 139,293.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,505.20 : 238,962.60 = 92,977.20 : x
  2. Step 2: Convert to fraction form
    159,505.20/238,962.60 = 92,977.20/x
  3. Step 3: Cross multiply
    159,505.20x = 238,962.60 × 92,977.20
  4. Step 4: Simplify right side
    159,505.20x = 22,218,073,452.72
  5. Step 5: Solve for x
    x = 22,218,073,452.72/159,505.20
  6. Step 6: Final answer
    x = 139,293.72

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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.