Home / 329,581.12-454,839.96-186,353.68

Finding the Fourth Proportional to 329,581.12, 454,839.96 and 186,353.68

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Solution

The fourth proportional to 329,581.12, 454,839.96 and 186,353.68 is: 257,178.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,581.12 : 454,839.96 = 186,353.68 : x
  2. Step 2: Convert to fraction form
    329,581.12/454,839.96 = 186,353.68/x
  3. Step 3: Cross multiply
    329,581.12x = 454,839.96 × 186,353.68
  4. Step 4: Simplify right side
    329,581.12x = 84,761,100,357.05
  5. Step 5: Solve for x
    x = 84,761,100,357.05/329,581.12
  6. Step 6: Final answer
    x = 257,178.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.