Home / 154,479.49-231,723.29-49,298.36

Finding the Fourth Proportional to 154,479.49, 231,723.29 and 49,298.36

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Solution

The fourth proportional to 154,479.49, 231,723.29 and 49,298.36 is: 73,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,479.49 : 231,723.29 = 49,298.36 : x
  2. Step 2: Convert to fraction form
    154,479.49/231,723.29 = 49,298.36/x
  3. Step 3: Cross multiply
    154,479.49x = 231,723.29 × 49,298.36
  4. Step 4: Simplify right side
    154,479.49x = 11,423,578,170.80
  5. Step 5: Solve for x
    x = 11,423,578,170.80/154,479.49
  6. Step 6: Final answer
    x = 73,948.83

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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.