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Finding the Fourth Proportional to 144,251.52, 216,401.99 and 44,409.75

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Solution

The fourth proportional to 144,251.52, 216,401.99 and 44,409.75 is: 66,622.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,251.52 : 216,401.99 = 44,409.75 : x
  2. Step 2: Convert to fraction form
    144,251.52/216,401.99 = 44,409.75/x
  3. Step 3: Cross multiply
    144,251.52x = 216,401.99 × 44,409.75
  4. Step 4: Simplify right side
    144,251.52x = 9,610,358,275.40
  5. Step 5: Solve for x
    x = 9,610,358,275.40/144,251.52
  6. Step 6: Final answer
    x = 66,622.23

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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.