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Finding the Fourth Proportional to 27,458.79, 41,391.17 and 25,853.39

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Solution

The fourth proportional to 27,458.79, 41,391.17 and 25,853.39 is: 38,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.79 : 41,391.17 = 25,853.39 : x
  2. Step 2: Convert to fraction form
    27,458.79/41,391.17 = 25,853.39/x
  3. Step 3: Cross multiply
    27,458.79x = 41,391.17 × 25,853.39
  4. Step 4: Simplify right side
    27,458.79x = 1,070,102,060.57
  5. Step 5: Solve for x
    x = 1,070,102,060.57/27,458.79
  6. Step 6: Final answer
    x = 38,971.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.