Home / 293,685.81-440,313.24-93,891.21

Finding the Fourth Proportional to 293,685.81, 440,313.24 and 93,891.21

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Solution

The fourth proportional to 293,685.81, 440,313.24 and 93,891.21 is: 140,767.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,685.81 : 440,313.24 = 93,891.21 : x
  2. Step 2: Convert to fraction form
    293,685.81/440,313.24 = 93,891.21/x
  3. Step 3: Cross multiply
    293,685.81x = 440,313.24 × 93,891.21
  4. Step 4: Simplify right side
    293,685.81x = 41,341,542,882.62
  5. Step 5: Solve for x
    x = 41,341,542,882.62/293,685.81
  6. Step 6: Final answer
    x = 140,767.93

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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.