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Finding the Fourth Proportional to 179,616.08, 247,868.71 and 99,047.00

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Solution

The fourth proportional to 179,616.08, 247,868.71 and 99,047.00 is: 136,684.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,616.08 : 247,868.71 = 99,047.00 : x
  2. Step 2: Convert to fraction form
    179,616.08/247,868.71 = 99,047.00/x
  3. Step 3: Cross multiply
    179,616.08x = 247,868.71 × 99,047.00
  4. Step 4: Simplify right side
    179,616.08x = 24,550,652,491.42
  5. Step 5: Solve for x
    x = 24,550,652,491.42/179,616.08
  6. Step 6: Final answer
    x = 136,684.04

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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.