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Finding the Fourth Proportional to 48,460.76, 66,793.54 and 36,971.72

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Solution

The fourth proportional to 48,460.76, 66,793.54 and 36,971.72 is: 50,958.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,460.76 : 66,793.54 = 36,971.72 : x
  2. Step 2: Convert to fraction form
    48,460.76/66,793.54 = 36,971.72/x
  3. Step 3: Cross multiply
    48,460.76x = 66,793.54 × 36,971.72
  4. Step 4: Simplify right side
    48,460.76x = 2,469,472,058.69
  5. Step 5: Solve for x
    x = 2,469,472,058.69/48,460.76
  6. Step 6: Final answer
    x = 50,958.18

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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.