Home / 185,543.52-256,183.20-114,019.44

Finding the Fourth Proportional to 185,543.52, 256,183.20 and 114,019.44

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Solution

The fourth proportional to 185,543.52, 256,183.20 and 114,019.44 is: 157,428.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,543.52 : 256,183.20 = 114,019.44 : x
  2. Step 2: Convert to fraction form
    185,543.52/256,183.20 = 114,019.44/x
  3. Step 3: Cross multiply
    185,543.52x = 256,183.20 × 114,019.44
  4. Step 4: Simplify right side
    185,543.52x = 29,209,865,001.41
  5. Step 5: Solve for x
    x = 29,209,865,001.41/185,543.52
  6. Step 6: Final answer
    x = 157,428.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.