Home / 63,417.12-87,516.36-35,123.28

Finding the Fourth Proportional to 63,417.12, 87,516.36 and 35,123.28

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Solution

The fourth proportional to 63,417.12, 87,516.36 and 35,123.28 is: 48,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,417.12 : 87,516.36 = 35,123.28 : x
  2. Step 2: Convert to fraction form
    63,417.12/87,516.36 = 35,123.28/x
  3. Step 3: Cross multiply
    63,417.12x = 87,516.36 × 35,123.28
  4. Step 4: Simplify right side
    63,417.12x = 3,073,861,616.86
  5. Step 5: Solve for x
    x = 3,073,861,616.86/63,417.12
  6. Step 6: Final answer
    x = 48,470.53

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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.