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Finding the Fourth Proportional to 115,448.86, 173,020.20 and 59,286.70

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Solution

The fourth proportional to 115,448.86, 173,020.20 and 59,286.70 is: 88,851.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,448.86 : 173,020.20 = 59,286.70 : x
  2. Step 2: Convert to fraction form
    115,448.86/173,020.20 = 59,286.70/x
  3. Step 3: Cross multiply
    115,448.86x = 173,020.20 × 59,286.70
  4. Step 4: Simplify right side
    115,448.86x = 10,257,796,691.34
  5. Step 5: Solve for x
    x = 10,257,796,691.34/115,448.86
  6. Step 6: Final answer
    x = 88,851.43

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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.