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Finding the Fourth Proportional to 73,908.73, 110,946.02 and 29,566.40

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Solution

The fourth proportional to 73,908.73, 110,946.02 and 29,566.40 is: 44,382.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,908.73 : 110,946.02 = 29,566.40 : x
  2. Step 2: Convert to fraction form
    73,908.73/110,946.02 = 29,566.40/x
  3. Step 3: Cross multiply
    73,908.73x = 110,946.02 × 29,566.40
  4. Step 4: Simplify right side
    73,908.73x = 3,280,274,405.73
  5. Step 5: Solve for x
    x = 3,280,274,405.73/73,908.73
  6. Step 6: Final answer
    x = 44,382.77

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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.