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Finding the Fourth Proportional to 63,950.96, 88,194.84 and 40,080.08

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Solution

The fourth proportional to 63,950.96, 88,194.84 and 40,080.08 is: 55,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,950.96 : 88,194.84 = 40,080.08 : x
  2. Step 2: Convert to fraction form
    63,950.96/88,194.84 = 40,080.08/x
  3. Step 3: Cross multiply
    63,950.96x = 88,194.84 × 40,080.08
  4. Step 4: Simplify right side
    63,950.96x = 3,534,856,242.79
  5. Step 5: Solve for x
    x = 3,534,856,242.79/63,950.96
  6. Step 6: Final answer
    x = 55,274.48

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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.