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Finding the Fourth Proportional to 47,348.97, 65,342.97 and 27,209.76

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Solution

The fourth proportional to 47,348.97, 65,342.97 and 27,209.76 is: 37,550.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,348.97 : 65,342.97 = 27,209.76 : x
  2. Step 2: Convert to fraction form
    47,348.97/65,342.97 = 27,209.76/x
  3. Step 3: Cross multiply
    47,348.97x = 65,342.97 × 27,209.76
  4. Step 4: Simplify right side
    47,348.97x = 1,777,966,531.39
  5. Step 5: Solve for x
    x = 1,777,966,531.39/47,348.97
  6. Step 6: Final answer
    x = 37,550.27

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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.