Home / 174,144.66-261,216.78-47,786.28

Finding the Fourth Proportional to 174,144.66, 261,216.78 and 47,786.28

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Solution

The fourth proportional to 174,144.66, 261,216.78 and 47,786.28 is: 71,679.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,144.66 : 261,216.78 = 47,786.28 : x
  2. Step 2: Convert to fraction form
    174,144.66/261,216.78 = 47,786.28/x
  3. Step 3: Cross multiply
    174,144.66x = 261,216.78 × 47,786.28
  4. Step 4: Simplify right side
    174,144.66x = 12,482,578,189.78
  5. Step 5: Solve for x
    x = 12,482,578,189.78/174,144.66
  6. Step 6: Final answer
    x = 71,679.36

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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.