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Finding the Fourth Proportional to 27,889.87, 38,373.80 and 24,100.89

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Solution

The fourth proportional to 27,889.87, 38,373.80 and 24,100.89 is: 33,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,889.87 : 38,373.80 = 24,100.89 : x
  2. Step 2: Convert to fraction form
    27,889.87/38,373.80 = 24,100.89/x
  3. Step 3: Cross multiply
    27,889.87x = 38,373.80 × 24,100.89
  4. Step 4: Simplify right side
    27,889.87x = 924,842,819.70
  5. Step 5: Solve for x
    x = 924,842,819.70/27,889.87
  6. Step 6: Final answer
    x = 33,160.53

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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.