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Finding the Fourth Proportional to 67,323.75, 101,014.78 and 36,122.55

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Solution

The fourth proportional to 67,323.75, 101,014.78 and 36,122.55 is: 54,199.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,323.75 : 101,014.78 = 36,122.55 : x
  2. Step 2: Convert to fraction form
    67,323.75/101,014.78 = 36,122.55/x
  3. Step 3: Cross multiply
    67,323.75x = 101,014.78 × 36,122.55
  4. Step 4: Simplify right side
    67,323.75x = 3,648,911,441.29
  5. Step 5: Solve for x
    x = 3,648,911,441.29/67,323.75
  6. Step 6: Final answer
    x = 54,199.47

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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.