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Finding the Fourth Proportional to 144,735.28, 217,110.12 and 44,963.44

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Solution

The fourth proportional to 144,735.28, 217,110.12 and 44,963.44 is: 67,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,735.28 : 217,110.12 = 44,963.44 : x
  2. Step 2: Convert to fraction form
    144,735.28/217,110.12 = 44,963.44/x
  3. Step 3: Cross multiply
    144,735.28x = 217,110.12 × 44,963.44
  4. Step 4: Simplify right side
    144,735.28x = 9,762,017,854.01
  5. Step 5: Solve for x
    x = 9,762,017,854.01/144,735.28
  6. Step 6: Final answer
    x = 67,447.40

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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.