Home / 54,729.36-75,526.52-29,578.86

Finding the Fourth Proportional to 54,729.36, 75,526.52 and 29,578.86

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Solution

The fourth proportional to 54,729.36, 75,526.52 and 29,578.86 is: 40,818.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,729.36 : 75,526.52 = 29,578.86 : x
  2. Step 2: Convert to fraction form
    54,729.36/75,526.52 = 29,578.86/x
  3. Step 3: Cross multiply
    54,729.36x = 75,526.52 × 29,578.86
  4. Step 4: Simplify right side
    54,729.36x = 2,233,988,361.37
  5. Step 5: Solve for x
    x = 2,233,988,361.37/54,729.36
  6. Step 6: Final answer
    x = 40,818.83

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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.