Home / 43,716.65-65,574.97-17,421.62

Finding the Fourth Proportional to 43,716.65, 65,574.97 and 17,421.62

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Solution

The fourth proportional to 43,716.65, 65,574.97 and 17,421.62 is: 26,132.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,716.65 : 65,574.97 = 17,421.62 : x
  2. Step 2: Convert to fraction form
    43,716.65/65,574.97 = 17,421.62/x
  3. Step 3: Cross multiply
    43,716.65x = 65,574.97 × 17,421.62
  4. Step 4: Simplify right side
    43,716.65x = 1,142,421,837.42
  5. Step 5: Solve for x
    x = 1,142,421,837.42/43,716.65
  6. Step 6: Final answer
    x = 26,132.42

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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.