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Finding the Fourth Proportional to 63,160.76, 87,163.04 and 34,865.84

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Solution

The fourth proportional to 63,160.76, 87,163.04 and 34,865.84 is: 48,115.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,160.76 : 87,163.04 = 34,865.84 : x
  2. Step 2: Convert to fraction form
    63,160.76/87,163.04 = 34,865.84/x
  3. Step 3: Cross multiply
    63,160.76x = 87,163.04 × 34,865.84
  4. Step 4: Simplify right side
    63,160.76x = 3,039,012,606.55
  5. Step 5: Solve for x
    x = 3,039,012,606.55/63,160.76
  6. Step 6: Final answer
    x = 48,115.52

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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.