Home / 154,300.68-231,212.88-104,184.36

Finding the Fourth Proportional to 154,300.68, 231,212.88 and 104,184.36

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Solution

The fourth proportional to 154,300.68, 231,212.88 and 104,184.36 is: 156,115.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,300.68 : 231,212.88 = 104,184.36 : x
  2. Step 2: Convert to fraction form
    154,300.68/231,212.88 = 104,184.36/x
  3. Step 3: Cross multiply
    154,300.68x = 231,212.88 × 104,184.36
  4. Step 4: Simplify right side
    154,300.68x = 24,088,765,926.56
  5. Step 5: Solve for x
    x = 24,088,765,926.56/154,300.68
  6. Step 6: Final answer
    x = 156,115.75

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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.