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Finding the Fourth Proportional to 63,623.76, 87,797.88 and 35,329.20

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Solution

The fourth proportional to 63,623.76, 87,797.88 and 35,329.20 is: 48,752.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,623.76 : 87,797.88 = 35,329.20 : x
  2. Step 2: Convert to fraction form
    63,623.76/87,797.88 = 35,329.20/x
  3. Step 3: Cross multiply
    63,623.76x = 87,797.88 × 35,329.20
  4. Step 4: Simplify right side
    63,623.76x = 3,101,828,862.10
  5. Step 5: Solve for x
    x = 3,101,828,862.10/63,623.76
  6. Step 6: Final answer
    x = 48,752.68

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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.