Home / 154,091.80-231,356.40-95,042.80

Finding the Fourth Proportional to 154,091.80, 231,356.40 and 95,042.80

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Solution

The fourth proportional to 154,091.80, 231,356.40 and 95,042.80 is: 142,699.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,091.80 : 231,356.40 = 95,042.80 : x
  2. Step 2: Convert to fraction form
    154,091.80/231,356.40 = 95,042.80/x
  3. Step 3: Cross multiply
    154,091.80x = 231,356.40 × 95,042.80
  4. Step 4: Simplify right side
    154,091.80x = 21,988,760,053.92
  5. Step 5: Solve for x
    x = 21,988,760,053.92/154,091.80
  6. Step 6: Final answer
    x = 142,699.09

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1.5x scale

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.