Home / 107,257.56-148,036.97-61,942.92

Finding the Fourth Proportional to 107,257.56, 148,036.97 and 61,942.92

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Solution

The fourth proportional to 107,257.56, 148,036.97 and 61,942.92 is: 85,493.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,257.56 : 148,036.97 = 61,942.92 : x
  2. Step 2: Convert to fraction form
    107,257.56/148,036.97 = 61,942.92/x
  3. Step 3: Cross multiply
    107,257.56x = 148,036.97 × 61,942.92
  4. Step 4: Simplify right side
    107,257.56x = 9,169,842,189.75
  5. Step 5: Solve for x
    x = 9,169,842,189.75/107,257.56
  6. Step 6: Final answer
    x = 85,493.67

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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.