Home / 43,234.88-64,854.30-13,246.97

Finding the Fourth Proportional to 43,234.88, 64,854.30 and 13,246.97

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Solution

The fourth proportional to 43,234.88, 64,854.30 and 13,246.97 is: 19,871.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,234.88 : 64,854.30 = 13,246.97 : x
  2. Step 2: Convert to fraction form
    43,234.88/64,854.30 = 13,246.97/x
  3. Step 3: Cross multiply
    43,234.88x = 64,854.30 × 13,246.97
  4. Step 4: Simplify right side
    43,234.88x = 859,122,966.47
  5. Step 5: Solve for x
    x = 859,122,966.47/43,234.88
  6. Step 6: Final answer
    x = 19,871.06

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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.