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Finding the Fourth Proportional to 132,882.93, 183,422.88 and 79,184.79

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Solution

The fourth proportional to 132,882.93, 183,422.88 and 79,184.79 is: 109,301.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,882.93 : 183,422.88 = 79,184.79 : x
  2. Step 2: Convert to fraction form
    132,882.93/183,422.88 = 79,184.79/x
  3. Step 3: Cross multiply
    132,882.93x = 183,422.88 × 79,184.79
  4. Step 4: Simplify right side
    132,882.93x = 14,524,302,234.00
  5. Step 5: Solve for x
    x = 14,524,302,234.00/132,882.93
  6. Step 6: Final answer
    x = 109,301.49

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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.