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Finding the Fourth Proportional to 80,136, 110,591.52 and 44,808

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Solution

The fourth proportional to 80,136, 110,591.52 and 44,808 is: 61,837.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,136 : 110,591.52 = 44,808 : x
  2. Step 2: Convert to fraction form
    80,136/110,591.52 = 44,808/x
  3. Step 3: Cross multiply
    80,136x = 110,591.52 × 44,808
  4. Step 4: Simplify right side
    80,136x = 4,955,384,828.16
  5. Step 5: Solve for x
    x = 4,955,384,828.16/80,136
  6. Step 6: Final answer
    x = 61,837.19

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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.