Home / 154,087.80-231,350.40-95,038.80

Finding the Fourth Proportional to 154,087.80, 231,350.40 and 95,038.80

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Solution

The fourth proportional to 154,087.80, 231,350.40 and 95,038.80 is: 142,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,087.80 : 231,350.40 = 95,038.80 : x
  2. Step 2: Convert to fraction form
    154,087.80/231,350.40 = 95,038.80/x
  3. Step 3: Cross multiply
    154,087.80x = 231,350.40 × 95,038.80
  4. Step 4: Simplify right side
    154,087.80x = 21,987,264,395.52
  5. Step 5: Solve for x
    x = 21,987,264,395.52/154,087.80
  6. Step 6: Final answer
    x = 142,693.09

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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.