Home / 124,436.92-186,586.06-73,856.48

Finding the Fourth Proportional to 124,436.92, 186,586.06 and 73,856.48

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Solution

The fourth proportional to 124,436.92, 186,586.06 and 73,856.48 is: 110,743.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,436.92 : 186,586.06 = 73,856.48 : x
  2. Step 2: Convert to fraction form
    124,436.92/186,586.06 = 73,856.48/x
  3. Step 3: Cross multiply
    124,436.92x = 186,586.06 × 73,856.48
  4. Step 4: Simplify right side
    124,436.92x = 13,780,589,608.67
  5. Step 5: Solve for x
    x = 13,780,589,608.67/124,436.92
  6. Step 6: Final answer
    x = 110,743.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.