Home / 107,916.85-148,586.37-91,752.37

Finding the Fourth Proportional to 107,916.85, 148,586.37 and 91,752.37

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Solution

The fourth proportional to 107,916.85, 148,586.37 and 91,752.37 is: 126,330.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,916.85 : 148,586.37 = 91,752.37 : x
  2. Step 2: Convert to fraction form
    107,916.85/148,586.37 = 91,752.37/x
  3. Step 3: Cross multiply
    107,916.85x = 148,586.37 × 91,752.37
  4. Step 4: Simplify right side
    107,916.85x = 13,633,151,138.44
  5. Step 5: Solve for x
    x = 13,633,151,138.44/107,916.85
  6. Step 6: Final answer
    x = 126,330.14

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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.