Home / 154,517.40-231,819.84-59,776.56

Finding the Fourth Proportional to 154,517.40, 231,819.84 and 59,776.56

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Solution

The fourth proportional to 154,517.40, 231,819.84 and 59,776.56 is: 89,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,517.40 : 231,819.84 = 59,776.56 : x
  2. Step 2: Convert to fraction form
    154,517.40/231,819.84 = 59,776.56/x
  3. Step 3: Cross multiply
    154,517.40x = 231,819.84 × 59,776.56
  4. Step 4: Simplify right side
    154,517.40x = 13,857,392,574.95
  5. Step 5: Solve for x
    x = 13,857,392,574.95/154,517.40
  6. Step 6: Final answer
    x = 89,681.76

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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.