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Finding the Fourth Proportional to 101,613.44, 140,233.94 and 61,337.00

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Solution

The fourth proportional to 101,613.44, 140,233.94 and 61,337.00 is: 84,649.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,613.44 : 140,233.94 = 61,337.00 : x
  2. Step 2: Convert to fraction form
    101,613.44/140,233.94 = 61,337.00/x
  3. Step 3: Cross multiply
    101,613.44x = 140,233.94 × 61,337.00
  4. Step 4: Simplify right side
    101,613.44x = 8,601,528,169.93
  5. Step 5: Solve for x
    x = 8,601,528,169.93/101,613.44
  6. Step 6: Final answer
    x = 84,649.52

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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.