Home / 154,089.80-231,353.40-95,040.80

Finding the Fourth Proportional to 154,089.80, 231,353.40 and 95,040.80

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Solution

The fourth proportional to 154,089.80, 231,353.40 and 95,040.80 is: 142,696.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,089.80 : 231,353.40 = 95,040.80 : x
  2. Step 2: Convert to fraction form
    154,089.80/231,353.40 = 95,040.80/x
  3. Step 3: Cross multiply
    154,089.80x = 231,353.40 × 95,040.80
  4. Step 4: Simplify right side
    154,089.80x = 21,988,012,218.72
  5. Step 5: Solve for x
    x = 21,988,012,218.72/154,089.80
  6. Step 6: Final answer
    x = 142,696.09

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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.