Home / 54,991.47-75,888.28-29,840.97

Finding the Fourth Proportional to 54,991.47, 75,888.28 and 29,840.97

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Solution

The fourth proportional to 54,991.47, 75,888.28 and 29,840.97 is: 41,180.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,991.47 : 75,888.28 = 29,840.97 : x
  2. Step 2: Convert to fraction form
    54,991.47/75,888.28 = 29,840.97/x
  3. Step 3: Cross multiply
    54,991.47x = 75,888.28 × 29,840.97
  4. Step 4: Simplify right side
    54,991.47x = 2,264,579,886.83
  5. Step 5: Solve for x
    x = 2,264,579,886.83/54,991.47
  6. Step 6: Final answer
    x = 41,180.57

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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.