Home / 107,911.72-148,125.89-95,708.26

Finding the Fourth Proportional to 107,911.72, 148,125.89 and 95,708.26

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Solution

The fourth proportional to 107,911.72, 148,125.89 and 95,708.26 is: 131,374.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,911.72 : 148,125.89 = 95,708.26 : x
  2. Step 2: Convert to fraction form
    107,911.72/148,125.89 = 95,708.26/x
  3. Step 3: Cross multiply
    107,911.72x = 148,125.89 × 95,708.26
  4. Step 4: Simplify right side
    107,911.72x = 14,176,871,192.85
  5. Step 5: Solve for x
    x = 14,176,871,192.85/107,911.72
  6. Step 6: Final answer
    x = 131,374.71

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.