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Finding the Fourth Proportional to 49,732.78, 74,600.79 and 16,454.74

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Solution

The fourth proportional to 49,732.78, 74,600.79 and 16,454.74 is: 24,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,732.78 : 74,600.79 = 16,454.74 : x
  2. Step 2: Convert to fraction form
    49,732.78/74,600.79 = 16,454.74/x
  3. Step 3: Cross multiply
    49,732.78x = 74,600.79 × 16,454.74
  4. Step 4: Simplify right side
    49,732.78x = 1,227,536,603.24
  5. Step 5: Solve for x
    x = 1,227,536,603.24/49,732.78
  6. Step 6: Final answer
    x = 24,682.65

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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.