Home / 179,186.10-247,276.86-98,613.60

Finding the Fourth Proportional to 179,186.10, 247,276.86 and 98,613.60

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Solution

The fourth proportional to 179,186.10, 247,276.86 and 98,613.60 is: 136,086.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,186.10 : 247,276.86 = 98,613.60 : x
  2. Step 2: Convert to fraction form
    179,186.10/247,276.86 = 98,613.60/x
  3. Step 3: Cross multiply
    179,186.10x = 247,276.86 × 98,613.60
  4. Step 4: Simplify right side
    179,186.10x = 24,384,861,361.30
  5. Step 5: Solve for x
    x = 24,384,861,361.30/179,186.10
  6. Step 6: Final answer
    x = 136,086.79

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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.