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Finding the Fourth Proportional to 179,571.68, 247,804.36 and 98,997.34

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Solution

The fourth proportional to 179,571.68, 247,804.36 and 98,997.34 is: 136,613.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,571.68 : 247,804.36 = 98,997.34 : x
  2. Step 2: Convert to fraction form
    179,571.68/247,804.36 = 98,997.34/x
  3. Step 3: Cross multiply
    179,571.68x = 247,804.36 × 98,997.34
  4. Step 4: Simplify right side
    179,571.68x = 24,531,972,480.40
  5. Step 5: Solve for x
    x = 24,531,972,480.40/179,571.68
  6. Step 6: Final answer
    x = 136,613.82

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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.