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Finding the Fourth Proportional to 63,801.72, 88,049.26 and 36,945.40

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Solution

The fourth proportional to 63,801.72, 88,049.26 and 36,945.40 is: 50,986.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,801.72 : 88,049.26 = 36,945.40 : x
  2. Step 2: Convert to fraction form
    63,801.72/88,049.26 = 36,945.40/x
  3. Step 3: Cross multiply
    63,801.72x = 88,049.26 × 36,945.40
  4. Step 4: Simplify right side
    63,801.72x = 3,253,015,130.40
  5. Step 5: Solve for x
    x = 3,253,015,130.40/63,801.72
  6. Step 6: Final answer
    x = 50,986.32

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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.