Home / 67,727.49-93,467.28-40,869.54

Finding the Fourth Proportional to 67,727.49, 93,467.28 and 40,869.54

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Solution

The fourth proportional to 67,727.49, 93,467.28 and 40,869.54 is: 56,401.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,727.49 : 93,467.28 = 40,869.54 : x
  2. Step 2: Convert to fraction form
    67,727.49/93,467.28 = 40,869.54/x
  3. Step 3: Cross multiply
    67,727.49x = 93,467.28 × 40,869.54
  4. Step 4: Simplify right side
    67,727.49x = 3,819,964,738.65
  5. Step 5: Solve for x
    x = 3,819,964,738.65/67,727.49
  6. Step 6: Final answer
    x = 56,401.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.