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Finding the Fourth Proportional to 71,605.50, 107,423.75 and 27,233.10

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Solution

The fourth proportional to 71,605.50, 107,423.75 and 27,233.10 is: 40,855.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,605.50 : 107,423.75 = 27,233.10 : x
  2. Step 2: Convert to fraction form
    71,605.50/107,423.75 = 27,233.10/x
  3. Step 3: Cross multiply
    71,605.50x = 107,423.75 × 27,233.10
  4. Step 4: Simplify right side
    71,605.50x = 2,925,481,726.13
  5. Step 5: Solve for x
    x = 2,925,481,726.13/71,605.50
  6. Step 6: Final answer
    x = 40,855.54

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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.