Home / 43,257.68-64,886.52-16,974.80

Finding the Fourth Proportional to 43,257.68, 64,886.52 and 16,974.80

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Solution

The fourth proportional to 43,257.68, 64,886.52 and 16,974.80 is: 25,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,257.68 : 64,886.52 = 16,974.80 : x
  2. Step 2: Convert to fraction form
    43,257.68/64,886.52 = 16,974.80/x
  3. Step 3: Cross multiply
    43,257.68x = 64,886.52 × 16,974.80
  4. Step 4: Simplify right side
    43,257.68x = 1,101,435,699.70
  5. Step 5: Solve for x
    x = 1,101,435,699.70/43,257.68
  6. Step 6: Final answer
    x = 25,462.20

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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.