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Finding the Fourth Proportional to 67,155.60, 92,672.87 and 36,527.68

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Solution

The fourth proportional to 67,155.60, 92,672.87 and 36,527.68 is: 50,407.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,155.60 : 92,672.87 = 36,527.68 : x
  2. Step 2: Convert to fraction form
    67,155.60/92,672.87 = 36,527.68/x
  3. Step 3: Cross multiply
    67,155.60x = 92,672.87 × 36,527.68
  4. Step 4: Simplify right side
    67,155.60x = 3,385,124,940.04
  5. Step 5: Solve for x
    x = 3,385,124,940.04/67,155.60
  6. Step 6: Final answer
    x = 50,407.19

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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.