Home / 107,727.69-148,664.19-59,992.32

Finding the Fourth Proportional to 107,727.69, 148,664.19 and 59,992.32

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Solution

The fourth proportional to 107,727.69, 148,664.19 and 59,992.32 is: 82,789.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,727.69 : 148,664.19 = 59,992.32 : x
  2. Step 2: Convert to fraction form
    107,727.69/148,664.19 = 59,992.32/x
  3. Step 3: Cross multiply
    107,727.69x = 148,664.19 × 59,992.32
  4. Step 4: Simplify right side
    107,727.69x = 8,918,709,659.02
  5. Step 5: Solve for x
    x = 8,918,709,659.02/107,727.69
  6. Step 6: Final answer
    x = 82,789.39

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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.