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Finding the Fourth Proportional to 132,952.87, 183,476.13 and 72,523.78

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Solution

The fourth proportional to 132,952.87, 183,476.13 and 72,523.78 is: 100,083.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,952.87 : 183,476.13 = 72,523.78 : x
  2. Step 2: Convert to fraction form
    132,952.87/183,476.13 = 72,523.78/x
  3. Step 3: Cross multiply
    132,952.87x = 183,476.13 × 72,523.78
  4. Step 4: Simplify right side
    132,952.87x = 13,306,383,196.72
  5. Step 5: Solve for x
    x = 13,306,383,196.72/132,952.87
  6. Step 6: Final answer
    x = 100,083.46

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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.