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Finding the Fourth Proportional to 47,750.88, 65,891.16 and 27,604.56

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Solution

The fourth proportional to 47,750.88, 65,891.16 and 27,604.56 is: 38,091.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,750.88 : 65,891.16 = 27,604.56 : x
  2. Step 2: Convert to fraction form
    47,750.88/65,891.16 = 27,604.56/x
  3. Step 3: Cross multiply
    47,750.88x = 65,891.16 × 27,604.56
  4. Step 4: Simplify right side
    47,750.88x = 1,818,896,479.69
  5. Step 5: Solve for x
    x = 1,818,896,479.69/47,750.88
  6. Step 6: Final answer
    x = 38,091.37

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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.