Home / 63,566.43-87,721.27-36,711.28

Finding the Fourth Proportional to 63,566.43, 87,721.27 and 36,711.28

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Solution

The fourth proportional to 63,566.43, 87,721.27 and 36,711.28 is: 50,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,566.43 : 87,721.27 = 36,711.28 : x
  2. Step 2: Convert to fraction form
    63,566.43/87,721.27 = 36,711.28/x
  3. Step 3: Cross multiply
    63,566.43x = 87,721.27 × 36,711.28
  4. Step 4: Simplify right side
    63,566.43x = 3,220,360,104.93
  5. Step 5: Solve for x
    x = 3,220,360,104.93/63,566.43
  6. Step 6: Final answer
    x = 50,661.33

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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.