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Finding the Fourth Proportional to 48,836.75, 67,394.75 and 26,480.75

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Solution

The fourth proportional to 48,836.75, 67,394.75 and 26,480.75 is: 36,543.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,836.75 : 67,394.75 = 26,480.75 : x
  2. Step 2: Convert to fraction form
    48,836.75/67,394.75 = 26,480.75/x
  3. Step 3: Cross multiply
    48,836.75x = 67,394.75 × 26,480.75
  4. Step 4: Simplify right side
    48,836.75x = 1,784,663,393.66
  5. Step 5: Solve for x
    x = 1,784,663,393.66/48,836.75
  6. Step 6: Final answer
    x = 36,543.45

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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.