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Finding the Fourth Proportional to 27,089.78, 40,612.79 and 24,902.78

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Solution

The fourth proportional to 27,089.78, 40,612.79 and 24,902.78 is: 37,334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,089.78 : 40,612.79 = 24,902.78 : x
  2. Step 2: Convert to fraction form
    27,089.78/40,612.79 = 24,902.78/x
  3. Step 3: Cross multiply
    27,089.78x = 40,612.79 × 24,902.78
  4. Step 4: Simplify right side
    27,089.78x = 1,011,371,233.75
  5. Step 5: Solve for x
    x = 1,011,371,233.75/27,089.78
  6. Step 6: Final answer
    x = 37,334.06

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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.