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Finding the Fourth Proportional to 63,197.79, 87,208.56 and 34,901.25

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Solution

The fourth proportional to 63,197.79, 87,208.56 and 34,901.25 is: 48,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,197.79 : 87,208.56 = 34,901.25 : x
  2. Step 2: Convert to fraction form
    63,197.79/87,208.56 = 34,901.25/x
  3. Step 3: Cross multiply
    63,197.79x = 87,208.56 × 34,901.25
  4. Step 4: Simplify right side
    63,197.79x = 3,043,687,754.70
  5. Step 5: Solve for x
    x = 3,043,687,754.70/63,197.79
  6. Step 6: Final answer
    x = 48,161.30

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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.