Home / 70,206.42-96,884.64-38,375.34

Finding the Fourth Proportional to 70,206.42, 96,884.64 and 38,375.34

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Solution

The fourth proportional to 70,206.42, 96,884.64 and 38,375.34 is: 52,957.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,206.42 : 96,884.64 = 38,375.34 : x
  2. Step 2: Convert to fraction form
    70,206.42/96,884.64 = 38,375.34/x
  3. Step 3: Cross multiply
    70,206.42x = 96,884.64 × 38,375.34
  4. Step 4: Simplify right side
    70,206.42x = 3,717,981,000.78
  5. Step 5: Solve for x
    x = 3,717,981,000.78/70,206.42
  6. Step 6: Final answer
    x = 52,957.85

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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.