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Finding the Fourth Proportional to 60,793.75, 91,191.03 and 19,240.75

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Solution

The fourth proportional to 60,793.75, 91,191.03 and 19,240.75 is: 28,861.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,793.75 : 91,191.03 = 19,240.75 : x
  2. Step 2: Convert to fraction form
    60,793.75/91,191.03 = 19,240.75/x
  3. Step 3: Cross multiply
    60,793.75x = 91,191.03 × 19,240.75
  4. Step 4: Simplify right side
    60,793.75x = 1,754,583,810.47
  5. Step 5: Solve for x
    x = 1,754,583,810.47/60,793.75
  6. Step 6: Final answer
    x = 28,861.25

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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.