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Finding the Fourth Proportional to 67,613.60, 101,506.80 and 36,048.80

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Solution

The fourth proportional to 67,613.60, 101,506.80 and 36,048.80 is: 54,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,613.60 : 101,506.80 = 36,048.80 : x
  2. Step 2: Convert to fraction form
    67,613.60/101,506.80 = 36,048.80/x
  3. Step 3: Cross multiply
    67,613.60x = 101,506.80 × 36,048.80
  4. Step 4: Simplify right side
    67,613.60x = 3,659,198,331.84
  5. Step 5: Solve for x
    x = 3,659,198,331.84/67,613.60
  6. Step 6: Final answer
    x = 54,119.26

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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.