Home / 154,522.92-231,362.82-116,969.40

Finding the Fourth Proportional to 154,522.92, 231,362.82 and 116,969.40

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Solution

The fourth proportional to 154,522.92, 231,362.82 and 116,969.40 is: 175,134.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,522.92 : 231,362.82 = 116,969.40 : x
  2. Step 2: Convert to fraction form
    154,522.92/231,362.82 = 116,969.40/x
  3. Step 3: Cross multiply
    154,522.92x = 231,362.82 × 116,969.40
  4. Step 4: Simplify right side
    154,522.92x = 27,062,370,237.71
  5. Step 5: Solve for x
    x = 27,062,370,237.71/154,522.92
  6. Step 6: Final answer
    x = 175,134.99

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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.