Home / 173,061.40-259,619.10-54,721.48

Finding the Fourth Proportional to 173,061.40, 259,619.10 and 54,721.48

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Solution

The fourth proportional to 173,061.40, 259,619.10 and 54,721.48 is: 82,090.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,061.40 : 259,619.10 = 54,721.48 : x
  2. Step 2: Convert to fraction form
    173,061.40/259,619.10 = 54,721.48/x
  3. Step 3: Cross multiply
    173,061.40x = 259,619.10 × 54,721.48
  4. Step 4: Simplify right side
    173,061.40x = 14,206,741,388.27
  5. Step 5: Solve for x
    x = 14,206,741,388.27/173,061.40
  6. Step 6: Final answer
    x = 82,090.76

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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.