Home / 51,031.28-70,423.20-29,524.04

Finding the Fourth Proportional to 51,031.28, 70,423.20 and 29,524.04

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Solution

The fourth proportional to 51,031.28, 70,423.20 and 29,524.04 is: 40,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,031.28 : 70,423.20 = 29,524.04 : x
  2. Step 2: Convert to fraction form
    51,031.28/70,423.20 = 29,524.04/x
  3. Step 3: Cross multiply
    51,031.28x = 70,423.20 × 29,524.04
  4. Step 4: Simplify right side
    51,031.28x = 2,079,177,373.73
  5. Step 5: Solve for x
    x = 2,079,177,373.73/51,031.28
  6. Step 6: Final answer
    x = 40,743.19

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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.