Home / 107,067.36-147,751.04-59,319.75

Finding the Fourth Proportional to 107,067.36, 147,751.04 and 59,319.75

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Solution

The fourth proportional to 107,067.36, 147,751.04 and 59,319.75 is: 81,860.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,067.36 : 147,751.04 = 59,319.75 : x
  2. Step 2: Convert to fraction form
    107,067.36/147,751.04 = 59,319.75/x
  3. Step 3: Cross multiply
    107,067.36x = 147,751.04 × 59,319.75
  4. Step 4: Simplify right side
    107,067.36x = 8,764,554,458.44
  5. Step 5: Solve for x
    x = 8,764,554,458.44/107,067.36
  6. Step 6: Final answer
    x = 81,860.19

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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.