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Finding the Fourth Proportional to 179,567.78, 247,805.26 and 98,998.26

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Solution

The fourth proportional to 179,567.78, 247,805.26 and 98,998.26 is: 136,618.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,567.78 : 247,805.26 = 98,998.26 : x
  2. Step 2: Convert to fraction form
    179,567.78/247,805.26 = 98,998.26/x
  3. Step 3: Cross multiply
    179,567.78x = 247,805.26 × 98,998.26
  4. Step 4: Simplify right side
    179,567.78x = 24,532,289,558.85
  5. Step 5: Solve for x
    x = 24,532,289,558.85/179,567.78
  6. Step 6: Final answer
    x = 136,618.55

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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.