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Finding the Fourth Proportional to 66,963.17, 100,450.65 and 24,843.71

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Solution

The fourth proportional to 66,963.17, 100,450.65 and 24,843.71 is: 37,267.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,963.17 : 100,450.65 = 24,843.71 : x
  2. Step 2: Convert to fraction form
    66,963.17/100,450.65 = 24,843.71/x
  3. Step 3: Cross multiply
    66,963.17x = 100,450.65 × 24,843.71
  4. Step 4: Simplify right side
    66,963.17x = 2,495,566,315.66
  5. Step 5: Solve for x
    x = 2,495,566,315.66/66,963.17
  6. Step 6: Final answer
    x = 37,267.75

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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.