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Finding the Fourth Proportional to 70,787.06, 106,180.48 and 48,532.97

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Solution

The fourth proportional to 70,787.06, 106,180.48 and 48,532.97 is: 72,799.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,787.06 : 106,180.48 = 48,532.97 : x
  2. Step 2: Convert to fraction form
    70,787.06/106,180.48 = 48,532.97/x
  3. Step 3: Cross multiply
    70,787.06x = 106,180.48 × 48,532.97
  4. Step 4: Simplify right side
    70,787.06x = 5,153,253,663.64
  5. Step 5: Solve for x
    x = 5,153,253,663.64/70,787.06
  6. Step 6: Final answer
    x = 72,799.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.