Home / 154,757.94-232,136.85-102,155.10

Finding the Fourth Proportional to 154,757.94, 232,136.85 and 102,155.10

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Solution

The fourth proportional to 154,757.94, 232,136.85 and 102,155.10 is: 153,232.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,757.94 : 232,136.85 = 102,155.10 : x
  2. Step 2: Convert to fraction form
    154,757.94/232,136.85 = 102,155.10/x
  3. Step 3: Cross multiply
    154,757.94x = 232,136.85 × 102,155.10
  4. Step 4: Simplify right side
    154,757.94x = 23,713,963,125.44
  5. Step 5: Solve for x
    x = 23,713,963,125.44/154,757.94
  6. Step 6: Final answer
    x = 153,232.61

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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.