Home / 177,042.20-266,081.70-154,232.60

Finding the Fourth Proportional to 177,042.20, 266,081.70 and 154,232.60

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Solution

The fourth proportional to 177,042.20, 266,081.70 and 154,232.60 is: 231,800.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,042.20 : 266,081.70 = 154,232.60 : x
  2. Step 2: Convert to fraction form
    177,042.20/266,081.70 = 154,232.60/x
  3. Step 3: Cross multiply
    177,042.20x = 266,081.70 × 154,232.60
  4. Step 4: Simplify right side
    177,042.20x = 41,038,472,403.42
  5. Step 5: Solve for x
    x = 41,038,472,403.42/177,042.20
  6. Step 6: Final answer
    x = 231,800.51

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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.