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Finding the Fourth Proportional to 106,352.88, 159,519.60 and 32,480.88

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Solution

The fourth proportional to 106,352.88, 159,519.60 and 32,480.88 is: 48,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,352.88 : 159,519.60 = 32,480.88 : x
  2. Step 2: Convert to fraction form
    106,352.88/159,519.60 = 32,480.88/x
  3. Step 3: Cross multiply
    106,352.88x = 159,519.60 × 32,480.88
  4. Step 4: Simplify right side
    106,352.88x = 5,181,336,985.25
  5. Step 5: Solve for x
    x = 5,181,336,985.25/106,352.88
  6. Step 6: Final answer
    x = 48,718.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.