Home / 107,537.36-148,399.64-59,789.68

Finding the Fourth Proportional to 107,537.36, 148,399.64 and 59,789.68

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Solution

The fourth proportional to 107,537.36, 148,399.64 and 59,789.68 is: 82,508.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,537.36 : 148,399.64 = 59,789.68 : x
  2. Step 2: Convert to fraction form
    107,537.36/148,399.64 = 59,789.68/x
  3. Step 3: Cross multiply
    107,537.36x = 148,399.64 × 59,789.68
  4. Step 4: Simplify right side
    107,537.36x = 8,872,766,987.72
  5. Step 5: Solve for x
    x = 8,872,766,987.72/107,537.36
  6. Step 6: Final answer
    x = 82,508.69

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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.