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Finding the Fourth Proportional to 48,693.60, 67,199.18 and 27,472.77

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Solution

The fourth proportional to 48,693.60, 67,199.18 and 27,472.77 is: 37,913.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,693.60 : 67,199.18 = 27,472.77 : x
  2. Step 2: Convert to fraction form
    48,693.60/67,199.18 = 27,472.77/x
  3. Step 3: Cross multiply
    48,693.60x = 67,199.18 × 27,472.77
  4. Step 4: Simplify right side
    48,693.60x = 1,846,147,478.96
  5. Step 5: Solve for x
    x = 1,846,147,478.96/48,693.60
  6. Step 6: Final answer
    x = 37,913.55

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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.