Home / 156,570.78-234,871.55-44,251.86

Finding the Fourth Proportional to 156,570.78, 234,871.55 and 44,251.86

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Solution

The fourth proportional to 156,570.78, 234,871.55 and 44,251.86 is: 66,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,570.78 : 234,871.55 = 44,251.86 : x
  2. Step 2: Convert to fraction form
    156,570.78/234,871.55 = 44,251.86/x
  3. Step 3: Cross multiply
    156,570.78x = 234,871.55 × 44,251.86
  4. Step 4: Simplify right side
    156,570.78x = 10,393,503,774.04
  5. Step 5: Solve for x
    x = 10,393,503,774.04/156,570.78
  6. Step 6: Final answer
    x = 66,382.14

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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.