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Finding the Fourth Proportional to 63,241.85, 87,275.39 and 34,562.72

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Solution

The fourth proportional to 63,241.85, 87,275.39 and 34,562.72 is: 47,697.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,241.85 : 87,275.39 = 34,562.72 : x
  2. Step 2: Convert to fraction form
    63,241.85/87,275.39 = 34,562.72/x
  3. Step 3: Cross multiply
    63,241.85x = 87,275.39 × 34,562.72
  4. Step 4: Simplify right side
    63,241.85x = 3,016,474,258.27
  5. Step 5: Solve for x
    x = 3,016,474,258.27/63,241.85
  6. Step 6: Final answer
    x = 47,697.44

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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.