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Finding the Fourth Proportional to 67,019.86, 92,487.52 and 36,807.13

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Solution

The fourth proportional to 67,019.86, 92,487.52 and 36,807.13 is: 50,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,019.86 : 92,487.52 = 36,807.13 : x
  2. Step 2: Convert to fraction form
    67,019.86/92,487.52 = 36,807.13/x
  3. Step 3: Cross multiply
    67,019.86x = 92,487.52 × 36,807.13
  4. Step 4: Simplify right side
    67,019.86x = 3,404,200,172.02
  5. Step 5: Solve for x
    x = 3,404,200,172.02/67,019.86
  6. Step 6: Final answer
    x = 50,793.90

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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.