Home / 154,690.49-231,901.62-59,855.42

Finding the Fourth Proportional to 154,690.49, 231,901.62 and 59,855.42

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Solution

The fourth proportional to 154,690.49, 231,901.62 and 59,855.42 is: 89,731.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,690.49 : 231,901.62 = 59,855.42 : x
  2. Step 2: Convert to fraction form
    154,690.49/231,901.62 = 59,855.42/x
  3. Step 3: Cross multiply
    154,690.49x = 231,901.62 × 59,855.42
  4. Step 4: Simplify right side
    154,690.49x = 13,880,567,704.27
  5. Step 5: Solve for x
    x = 13,880,567,704.27/154,690.49
  6. Step 6: Final answer
    x = 89,731.23

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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.