Home / 63,942.56-88,296.45-40,110.20

Finding the Fourth Proportional to 63,942.56, 88,296.45 and 40,110.20

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Solution

The fourth proportional to 63,942.56, 88,296.45 and 40,110.20 is: 55,387.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,942.56 : 88,296.45 = 40,110.20 : x
  2. Step 2: Convert to fraction form
    63,942.56/88,296.45 = 40,110.20/x
  3. Step 3: Cross multiply
    63,942.56x = 88,296.45 × 40,110.20
  4. Step 4: Simplify right side
    63,942.56x = 3,541,588,268.79
  5. Step 5: Solve for x
    x = 3,541,588,268.79/63,942.56
  6. Step 6: Final answer
    x = 55,387.03

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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.