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Finding the Fourth Proportional to 59,891.84, 89,834.52 and 18,338.84

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Solution

The fourth proportional to 59,891.84, 89,834.52 and 18,338.84 is: 27,507.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,891.84 : 89,834.52 = 18,338.84 : x
  2. Step 2: Convert to fraction form
    59,891.84/89,834.52 = 18,338.84/x
  3. Step 3: Cross multiply
    59,891.84x = 89,834.52 × 18,338.84
  4. Step 4: Simplify right side
    59,891.84x = 1,647,460,888.76
  5. Step 5: Solve for x
    x = 1,647,460,888.76/59,891.84
  6. Step 6: Final answer
    x = 27,507.27

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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.