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Finding the Fourth Proportional to 80,397.32, 110,942.90 and 44,586

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Solution

The fourth proportional to 80,397.32, 110,942.90 and 44,586 is: 61,525.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,397.32 : 110,942.90 = 44,586 : x
  2. Step 2: Convert to fraction form
    80,397.32/110,942.90 = 44,586/x
  3. Step 3: Cross multiply
    80,397.32x = 110,942.90 × 44,586
  4. Step 4: Simplify right side
    80,397.32x = 4,946,499,916.47
  5. Step 5: Solve for x
    x = 4,946,499,916.47/80,397.32
  6. Step 6: Final answer
    x = 61,525.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.