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Finding the Fourth Proportional to 144,529.80, 216,827.10 and 44,694.60

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Solution

The fourth proportional to 144,529.80, 216,827.10 and 44,694.60 is: 67,051.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,529.80 : 216,827.10 = 44,694.60 : x
  2. Step 2: Convert to fraction form
    144,529.80/216,827.10 = 44,694.60/x
  3. Step 3: Cross multiply
    144,529.80x = 216,827.10 × 44,694.60
  4. Step 4: Simplify right side
    144,529.80x = 9,691,000,503.66
  5. Step 5: Solve for x
    x = 9,691,000,503.66/144,529.80
  6. Step 6: Final answer
    x = 67,051.92

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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.