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Finding the Fourth Proportional to 179,338.08, 247,488.24 and 98,768.08

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Solution

The fourth proportional to 179,338.08, 247,488.24 and 98,768.08 is: 136,300.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,338.08 : 247,488.24 = 98,768.08 : x
  2. Step 2: Convert to fraction form
    179,338.08/247,488.24 = 98,768.08/x
  3. Step 3: Cross multiply
    179,338.08x = 247,488.24 × 98,768.08
  4. Step 4: Simplify right side
    179,338.08x = 24,443,938,287.38
  5. Step 5: Solve for x
    x = 24,443,938,287.38/179,338.08
  6. Step 6: Final answer
    x = 136,300.88

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1.5x scale

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.