Home / 117,505.20-162,160.62-63,793.64

Finding the Fourth Proportional to 117,505.20, 162,160.62 and 63,793.64

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Solution

The fourth proportional to 117,505.20, 162,160.62 and 63,793.64 is: 88,037.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,505.20 : 162,160.62 = 63,793.64 : x
  2. Step 2: Convert to fraction form
    117,505.20/162,160.62 = 63,793.64/x
  3. Step 3: Cross multiply
    117,505.20x = 162,160.62 × 63,793.64
  4. Step 4: Simplify right side
    117,505.20x = 10,344,816,214.46
  5. Step 5: Solve for x
    x = 10,344,816,214.46/117,505.20
  6. Step 6: Final answer
    x = 88,037.09

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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.