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Finding the Fourth Proportional to 168,330.70, 252,495.72 and 98,160.80

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Solution

The fourth proportional to 168,330.70, 252,495.72 and 98,160.80 is: 147,241.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,330.70 : 252,495.72 = 98,160.80 : x
  2. Step 2: Convert to fraction form
    168,330.70/252,495.72 = 98,160.80/x
  3. Step 3: Cross multiply
    168,330.70x = 252,495.72 × 98,160.80
  4. Step 4: Simplify right side
    168,330.70x = 24,785,181,871.78
  5. Step 5: Solve for x
    x = 24,785,181,871.78/168,330.70
  6. Step 6: Final answer
    x = 147,241.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.