Home / 43,318.91-64,966.89-17,023.88

Finding the Fourth Proportional to 43,318.91, 64,966.89 and 17,023.88

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Solution

The fourth proportional to 43,318.91, 64,966.89 and 17,023.88 is: 25,531.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,318.91 : 64,966.89 = 17,023.88 : x
  2. Step 2: Convert to fraction form
    43,318.91/64,966.89 = 17,023.88/x
  3. Step 3: Cross multiply
    43,318.91x = 64,966.89 × 17,023.88
  4. Step 4: Simplify right side
    43,318.91x = 1,105,988,539.33
  5. Step 5: Solve for x
    x = 1,105,988,539.33/43,318.91
  6. Step 6: Final answer
    x = 25,531.31

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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.