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Finding the Fourth Proportional to 57,846.24, 79,799.04 and 38,950.56

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Solution

The fourth proportional to 57,846.24, 79,799.04 and 38,950.56 is: 53,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,846.24 : 79,799.04 = 38,950.56 : x
  2. Step 2: Convert to fraction form
    57,846.24/79,799.04 = 38,950.56/x
  3. Step 3: Cross multiply
    57,846.24x = 79,799.04 × 38,950.56
  4. Step 4: Simplify right side
    57,846.24x = 3,108,217,295.46
  5. Step 5: Solve for x
    x = 3,108,217,295.46/57,846.24
  6. Step 6: Final answer
    x = 53,732.40

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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.