Home / 154,998.92-232,417.50-55,144.55

Finding the Fourth Proportional to 154,998.92, 232,417.50 and 55,144.55

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Solution

The fourth proportional to 154,998.92, 232,417.50 and 55,144.55 is: 82,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,998.92 : 232,417.50 = 55,144.55 : x
  2. Step 2: Convert to fraction form
    154,998.92/232,417.50 = 55,144.55/x
  3. Step 3: Cross multiply
    154,998.92x = 232,417.50 × 55,144.55
  4. Step 4: Simplify right side
    154,998.92x = 12,816,557,287.54
  5. Step 5: Solve for x
    x = 12,816,557,287.54/154,998.92
  6. Step 6: Final answer
    x = 82,688.05

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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.