Home / 63,767.28-87,999.58-36,542.82

Finding the Fourth Proportional to 63,767.28, 87,999.58 and 36,542.82

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Solution

The fourth proportional to 63,767.28, 87,999.58 and 36,542.82 is: 50,429.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,767.28 : 87,999.58 = 36,542.82 : x
  2. Step 2: Convert to fraction form
    63,767.28/87,999.58 = 36,542.82/x
  3. Step 3: Cross multiply
    63,767.28x = 87,999.58 × 36,542.82
  4. Step 4: Simplify right side
    63,767.28x = 3,215,752,812.02
  5. Step 5: Solve for x
    x = 3,215,752,812.02/63,767.28
  6. Step 6: Final answer
    x = 50,429.51

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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.