Home / 179,551.48-247,769.91-98,979.70

Finding the Fourth Proportional to 179,551.48, 247,769.91 and 98,979.70

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Solution

The fourth proportional to 179,551.48, 247,769.91 and 98,979.70 is: 136,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,551.48 : 247,769.91 = 98,979.70 : x
  2. Step 2: Convert to fraction form
    179,551.48/247,769.91 = 98,979.70/x
  3. Step 3: Cross multiply
    179,551.48x = 247,769.91 × 98,979.70
  4. Step 4: Simplify right side
    179,551.48x = 24,524,191,360.83
  5. Step 5: Solve for x
    x = 24,524,191,360.83/179,551.48
  6. Step 6: Final answer
    x = 136,585.85

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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.