Home / 54,381.06-81,579.94-29,424.66

Finding the Fourth Proportional to 54,381.06, 81,579.94 and 29,424.66

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Solution

The fourth proportional to 54,381.06, 81,579.94 and 29,424.66 is: 44,141.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,381.06 : 81,579.94 = 29,424.66 : x
  2. Step 2: Convert to fraction form
    54,381.06/81,579.94 = 29,424.66/x
  3. Step 3: Cross multiply
    54,381.06x = 81,579.94 × 29,424.66
  4. Step 4: Simplify right side
    54,381.06x = 2,400,461,997.32
  5. Step 5: Solve for x
    x = 2,400,461,997.32/54,381.06
  6. Step 6: Final answer
    x = 44,141.51

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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.