Home / 156,919.55-235,377.26-38,591.91

Finding the Fourth Proportional to 156,919.55, 235,377.26 and 38,591.91

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Solution

The fourth proportional to 156,919.55, 235,377.26 and 38,591.91 is: 57,887.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,919.55 : 235,377.26 = 38,591.91 : x
  2. Step 2: Convert to fraction form
    156,919.55/235,377.26 = 38,591.91/x
  3. Step 3: Cross multiply
    156,919.55x = 235,377.26 × 38,591.91
  4. Step 4: Simplify right side
    156,919.55x = 9,083,658,033.97
  5. Step 5: Solve for x
    x = 9,083,658,033.97/156,919.55
  6. Step 6: Final answer
    x = 57,887.36

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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.