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Finding the Fourth Proportional to 173,904.88, 239,987.48 and 98,452.72

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Solution

The fourth proportional to 173,904.88, 239,987.48 and 98,452.72 is: 135,864.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,904.88 : 239,987.48 = 98,452.72 : x
  2. Step 2: Convert to fraction form
    173,904.88/239,987.48 = 98,452.72/x
  3. Step 3: Cross multiply
    173,904.88x = 239,987.48 × 98,452.72
  4. Step 4: Simplify right side
    173,904.88x = 23,627,420,171.95
  5. Step 5: Solve for x
    x = 23,627,420,171.95/173,904.88
  6. Step 6: Final answer
    x = 135,864.04

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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.