Home / 136,204.20-204,233.40-57,229.20

Finding the Fourth Proportional to 136,204.20, 204,233.40 and 57,229.20

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Solution

The fourth proportional to 136,204.20, 204,233.40 and 57,229.20 is: 85,813.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,204.20 : 204,233.40 = 57,229.20 : x
  2. Step 2: Convert to fraction form
    136,204.20/204,233.40 = 57,229.20/x
  3. Step 3: Cross multiply
    136,204.20x = 204,233.40 × 57,229.20
  4. Step 4: Simplify right side
    136,204.20x = 11,688,114,095.28
  5. Step 5: Solve for x
    x = 11,688,114,095.28/136,204.20
  6. Step 6: Final answer
    x = 85,813.17

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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.