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Finding the Fourth Proportional to 169,377.88, 233,760.72 and 97,777.12

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Solution

The fourth proportional to 169,377.88, 233,760.72 and 97,777.12 is: 134,943.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,377.88 : 233,760.72 = 97,777.12 : x
  2. Step 2: Convert to fraction form
    169,377.88/233,760.72 = 97,777.12/x
  3. Step 3: Cross multiply
    169,377.88x = 233,760.72 × 97,777.12
  4. Step 4: Simplify right side
    169,377.88x = 22,856,449,970.73
  5. Step 5: Solve for x
    x = 22,856,449,970.73/169,377.88
  6. Step 6: Final answer
    x = 134,943.54

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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.