Home / 149,931.60-224,922.60-44,761.20

Finding the Fourth Proportional to 149,931.60, 224,922.60 and 44,761.20

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Solution

The fourth proportional to 149,931.60, 224,922.60 and 44,761.20 is: 67,149.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,931.60 : 224,922.60 = 44,761.20 : x
  2. Step 2: Convert to fraction form
    149,931.60/224,922.60 = 44,761.20/x
  3. Step 3: Cross multiply
    149,931.60x = 224,922.60 × 44,761.20
  4. Step 4: Simplify right side
    149,931.60x = 10,067,805,483.12
  5. Step 5: Solve for x
    x = 10,067,805,483.12/149,931.60
  6. Step 6: Final answer
    x = 67,149.32

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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.