Home / 154,377.87-231,562.49-49,203.15

Finding the Fourth Proportional to 154,377.87, 231,562.49 and 49,203.15

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Solution

The fourth proportional to 154,377.87, 231,562.49 and 49,203.15 is: 73,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,377.87 : 231,562.49 = 49,203.15 : x
  2. Step 2: Convert to fraction form
    154,377.87/231,562.49 = 49,203.15/x
  3. Step 3: Cross multiply
    154,377.87x = 231,562.49 × 49,203.15
  4. Step 4: Simplify right side
    154,377.87x = 11,393,603,683.83
  5. Step 5: Solve for x
    x = 11,393,603,683.83/154,377.87
  6. Step 6: Final answer
    x = 73,803.35

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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.