Home / 180,387.04-270,230.64-132,916

Finding the Fourth Proportional to 180,387.04, 270,230.64 and 132,916

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Solution

The fourth proportional to 180,387.04, 270,230.64 and 132,916 is: 199,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,387.04 : 270,230.64 = 132,916 : x
  2. Step 2: Convert to fraction form
    180,387.04/270,230.64 = 132,916/x
  3. Step 3: Cross multiply
    180,387.04x = 270,230.64 × 132,916
  4. Step 4: Simplify right side
    180,387.04x = 35,917,975,746.24
  5. Step 5: Solve for x
    x = 35,917,975,746.24/180,387.04
  6. Step 6: Final answer
    x = 199,116.17

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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.