Home / 124,822.32-187,245-41,728.56

Finding the Fourth Proportional to 124,822.32, 187,245 and 41,728.56

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Solution

The fourth proportional to 124,822.32, 187,245 and 41,728.56 is: 62,596.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,822.32 : 187,245 = 41,728.56 : x
  2. Step 2: Convert to fraction form
    124,822.32/187,245 = 41,728.56/x
  3. Step 3: Cross multiply
    124,822.32x = 187,245 × 41,728.56
  4. Step 4: Simplify right side
    124,822.32x = 7,813,464,217.20
  5. Step 5: Solve for x
    x = 7,813,464,217.20/124,822.32
  6. Step 6: Final answer
    x = 62,596.69

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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.