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Finding the Fourth Proportional to 67,092.55, 92,587.96 and 36,880.50

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Solution

The fourth proportional to 67,092.55, 92,587.96 and 36,880.50 is: 50,895.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,092.55 : 92,587.96 = 36,880.50 : x
  2. Step 2: Convert to fraction form
    67,092.55/92,587.96 = 36,880.50/x
  3. Step 3: Cross multiply
    67,092.55x = 92,587.96 × 36,880.50
  4. Step 4: Simplify right side
    67,092.55x = 3,414,689,935.11
  5. Step 5: Solve for x
    x = 3,414,689,935.11/67,092.55
  6. Step 6: Final answer
    x = 50,895.22

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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.