Home / 107,832.60-148,809.96-59,431.86

Finding the Fourth Proportional to 107,832.60, 148,809.96 and 59,431.86

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Solution

The fourth proportional to 107,832.60, 148,809.96 and 59,431.86 is: 82,016.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,832.60 : 148,809.96 = 59,431.86 : x
  2. Step 2: Convert to fraction form
    107,832.60/148,809.96 = 59,431.86/x
  3. Step 3: Cross multiply
    107,832.60x = 148,809.96 × 59,431.86
  4. Step 4: Simplify right side
    107,832.60x = 8,844,052,709.33
  5. Step 5: Solve for x
    x = 8,844,052,709.33/107,832.60
  6. Step 6: Final answer
    x = 82,016.50

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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.