Home / 63,423.12-87,541.92-38,274.24

Finding the Fourth Proportional to 63,423.12, 87,541.92 and 38,274.24

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Solution

The fourth proportional to 63,423.12, 87,541.92 and 38,274.24 is: 52,829.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,423.12 : 87,541.92 = 38,274.24 : x
  2. Step 2: Convert to fraction form
    63,423.12/87,541.92 = 38,274.24/x
  3. Step 3: Cross multiply
    63,423.12x = 87,541.92 × 38,274.24
  4. Step 4: Simplify right side
    63,423.12x = 3,350,600,456.14
  5. Step 5: Solve for x
    x = 3,350,600,456.14/63,423.12
  6. Step 6: Final answer
    x = 52,829.32

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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.