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Finding the Fourth Proportional to 179,543.64, 247,759.08 and 98,967

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Solution

The fourth proportional to 179,543.64, 247,759.08 and 98,967 is: 136,568.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,543.64 : 247,759.08 = 98,967 : x
  2. Step 2: Convert to fraction form
    179,543.64/247,759.08 = 98,967/x
  3. Step 3: Cross multiply
    179,543.64x = 247,759.08 × 98,967
  4. Step 4: Simplify right side
    179,543.64x = 24,519,972,870.36
  5. Step 5: Solve for x
    x = 24,519,972,870.36/179,543.64
  6. Step 6: Final answer
    x = 136,568.32

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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.