Home / 97,360.41-134,361.45-54,918.93

Finding the Fourth Proportional to 97,360.41, 134,361.45 and 54,918.93

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Solution

The fourth proportional to 97,360.41, 134,361.45 and 54,918.93 is: 75,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,360.41 : 134,361.45 = 54,918.93 : x
  2. Step 2: Convert to fraction form
    97,360.41/134,361.45 = 54,918.93/x
  3. Step 3: Cross multiply
    97,360.41x = 134,361.45 × 54,918.93
  4. Step 4: Simplify right side
    97,360.41x = 7,378,987,067.25
  5. Step 5: Solve for x
    x = 7,378,987,067.25/97,360.41
  6. Step 6: Final answer
    x = 75,790.43

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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.