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Finding the Fourth Proportional to 175,163.85, 241,676.10 and 98,656.17

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Solution

The fourth proportional to 175,163.85, 241,676.10 and 98,656.17 is: 136,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,163.85 : 241,676.10 = 98,656.17 : x
  2. Step 2: Convert to fraction form
    175,163.85/241,676.10 = 98,656.17/x
  3. Step 3: Cross multiply
    175,163.85x = 241,676.10 × 98,656.17
  4. Step 4: Simplify right side
    175,163.85x = 23,842,838,406.54
  5. Step 5: Solve for x
    x = 23,842,838,406.54/175,163.85
  6. Step 6: Final answer
    x = 136,117.35

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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.