Home / 179,280.30-247,404.78-98,706.18

Finding the Fourth Proportional to 179,280.30, 247,404.78 and 98,706.18

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Solution

The fourth proportional to 179,280.30, 247,404.78 and 98,706.18 is: 136,213.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,280.30 : 247,404.78 = 98,706.18 : x
  2. Step 2: Convert to fraction form
    179,280.30/247,404.78 = 98,706.18/x
  3. Step 3: Cross multiply
    179,280.30x = 247,404.78 × 98,706.18
  4. Step 4: Simplify right side
    179,280.30x = 24,420,380,747.54
  5. Step 5: Solve for x
    x = 24,420,380,747.54/179,280.30
  6. Step 6: Final answer
    x = 136,213.41

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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.