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Finding the Fourth Proportional to 179,574.06, 247,800.87 and 98,997.06

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Solution

The fourth proportional to 179,574.06, 247,800.87 and 98,997.06 is: 136,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,574.06 : 247,800.87 = 98,997.06 : x
  2. Step 2: Convert to fraction form
    179,574.06/247,800.87 = 98,997.06/x
  3. Step 3: Cross multiply
    179,574.06x = 247,800.87 × 98,997.06
  4. Step 4: Simplify right side
    179,574.06x = 24,531,557,595.44
  5. Step 5: Solve for x
    x = 24,531,557,595.44/179,574.06
  6. Step 6: Final answer
    x = 136,609.70

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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.