Home / 154,069.48-231,127.26-48,891.88

Finding the Fourth Proportional to 154,069.48, 231,127.26 and 48,891.88

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Solution

The fourth proportional to 154,069.48, 231,127.26 and 48,891.88 is: 73,345.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,069.48 : 231,127.26 = 48,891.88 : x
  2. Step 2: Convert to fraction form
    154,069.48/231,127.26 = 48,891.88/x
  3. Step 3: Cross multiply
    154,069.48x = 231,127.26 × 48,891.88
  4. Step 4: Simplify right side
    154,069.48x = 11,300,246,260.65
  5. Step 5: Solve for x
    x = 11,300,246,260.65/154,069.48
  6. Step 6: Final answer
    x = 73,345.13

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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.