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Finding the Fourth Proportional to 179,358.54, 247,504.86 and 98,770.86

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Solution

The fourth proportional to 179,358.54, 247,504.86 and 98,770.86 is: 136,298.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,358.54 : 247,504.86 = 98,770.86 : x
  2. Step 2: Convert to fraction form
    179,358.54/247,504.86 = 98,770.86/x
  3. Step 3: Cross multiply
    179,358.54x = 247,504.86 × 98,770.86
  4. Step 4: Simplify right side
    179,358.54x = 24,446,267,876.38
  5. Step 5: Solve for x
    x = 24,446,267,876.38/179,358.54
  6. Step 6: Final answer
    x = 136,298.32

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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.