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Finding the Fourth Proportional to 65,251.80, 97,877.70 and 63,611.55

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Solution

The fourth proportional to 65,251.80, 97,877.70 and 63,611.55 is: 95,417.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,251.80 : 97,877.70 = 63,611.55 : x
  2. Step 2: Convert to fraction form
    65,251.80/97,877.70 = 63,611.55/x
  3. Step 3: Cross multiply
    65,251.80x = 97,877.70 × 63,611.55
  4. Step 4: Simplify right side
    65,251.80x = 6,226,152,207.44
  5. Step 5: Solve for x
    x = 6,226,152,207.44/65,251.80
  6. Step 6: Final answer
    x = 95,417.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.