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Finding the Fourth Proportional to 49,993.74, 75,018.29 and 29,953.99

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Solution

The fourth proportional to 49,993.74, 75,018.29 and 29,953.99 is: 44,947.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,993.74 : 75,018.29 = 29,953.99 : x
  2. Step 2: Convert to fraction form
    49,993.74/75,018.29 = 29,953.99/x
  3. Step 3: Cross multiply
    49,993.74x = 75,018.29 × 29,953.99
  4. Step 4: Simplify right side
    49,993.74x = 2,247,096,630.50
  5. Step 5: Solve for x
    x = 2,247,096,630.50/49,993.74
  6. Step 6: Final answer
    x = 44,947.56

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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.