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Finding the Fourth Proportional to 53,254.97, 79,909.79 and 26,960.39

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Solution

The fourth proportional to 53,254.97, 79,909.79 and 26,960.39 is: 40,454.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,254.97 : 79,909.79 = 26,960.39 : x
  2. Step 2: Convert to fraction form
    53,254.97/79,909.79 = 26,960.39/x
  3. Step 3: Cross multiply
    53,254.97x = 79,909.79 × 26,960.39
  4. Step 4: Simplify right side
    53,254.97x = 2,154,399,469.67
  5. Step 5: Solve for x
    x = 2,154,399,469.67/53,254.97
  6. Step 6: Final answer
    x = 40,454.43

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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.