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Finding the Fourth Proportional to 124,468.98, 186,704.76 and 30,974.73

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Solution

The fourth proportional to 124,468.98, 186,704.76 and 30,974.73 is: 46,462.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,468.98 : 186,704.76 = 30,974.73 : x
  2. Step 2: Convert to fraction form
    124,468.98/186,704.76 = 30,974.73/x
  3. Step 3: Cross multiply
    124,468.98x = 186,704.76 × 30,974.73
  4. Step 4: Simplify right side
    124,468.98x = 5,783,129,530.71
  5. Step 5: Solve for x
    x = 5,783,129,530.71/124,468.98
  6. Step 6: Final answer
    x = 46,462.42

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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.