Home / 154,756.68-232,200.62-84,553.98

Finding the Fourth Proportional to 154,756.68, 232,200.62 and 84,553.98

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Solution

The fourth proportional to 154,756.68, 232,200.62 and 84,553.98 is: 126,866.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,756.68 : 232,200.62 = 84,553.98 : x
  2. Step 2: Convert to fraction form
    154,756.68/232,200.62 = 84,553.98/x
  3. Step 3: Cross multiply
    154,756.68x = 232,200.62 × 84,553.98
  4. Step 4: Simplify right side
    154,756.68x = 19,633,486,078.64
  5. Step 5: Solve for x
    x = 19,633,486,078.64/154,756.68
  6. Step 6: Final answer
    x = 126,866.81

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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.