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Finding the Fourth Proportional to 63,963.74, 88,272.36 and 35,674.90

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Solution

The fourth proportional to 63,963.74, 88,272.36 and 35,674.90 is: 49,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,963.74 : 88,272.36 = 35,674.90 : x
  2. Step 2: Convert to fraction form
    63,963.74/88,272.36 = 35,674.90/x
  3. Step 3: Cross multiply
    63,963.74x = 88,272.36 × 35,674.90
  4. Step 4: Simplify right side
    63,963.74x = 3,149,107,615.76
  5. Step 5: Solve for x
    x = 3,149,107,615.76/63,963.74
  6. Step 6: Final answer
    x = 49,232.70

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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.