Home / 155,550.20-232,742.10-141,553.40

Finding the Fourth Proportional to 155,550.20, 232,742.10 and 141,553.40

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Solution

The fourth proportional to 155,550.20, 232,742.10 and 141,553.40 is: 211,799.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,550.20 : 232,742.10 = 141,553.40 : x
  2. Step 2: Convert to fraction form
    155,550.20/232,742.10 = 141,553.40/x
  3. Step 3: Cross multiply
    155,550.20x = 232,742.10 × 141,553.40
  4. Step 4: Simplify right side
    155,550.20x = 32,945,435,578.14
  5. Step 5: Solve for x
    x = 32,945,435,578.14/155,550.20
  6. Step 6: Final answer
    x = 211,799.38

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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.