Home / 43,355.52-65,044.62-18,396.54

Finding the Fourth Proportional to 43,355.52, 65,044.62 and 18,396.54

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Solution

The fourth proportional to 43,355.52, 65,044.62 and 18,396.54 is: 27,599.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,355.52 : 65,044.62 = 18,396.54 : x
  2. Step 2: Convert to fraction form
    43,355.52/65,044.62 = 18,396.54/x
  3. Step 3: Cross multiply
    43,355.52x = 65,044.62 × 18,396.54
  4. Step 4: Simplify right side
    43,355.52x = 1,196,595,953.61
  5. Step 5: Solve for x
    x = 1,196,595,953.61/43,355.52
  6. Step 6: Final answer
    x = 27,599.62

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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.