Home / 234,158.11-351,252.28-82,336.57

Finding the Fourth Proportional to 234,158.11, 351,252.28 and 82,336.57

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Solution

The fourth proportional to 234,158.11, 351,252.28 and 82,336.57 is: 123,510.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,158.11 : 351,252.28 = 82,336.57 : x
  2. Step 2: Convert to fraction form
    234,158.11/351,252.28 = 82,336.57/x
  3. Step 3: Cross multiply
    234,158.11x = 351,252.28 × 82,336.57
  4. Step 4: Simplify right side
    234,158.11x = 28,920,907,164.67
  5. Step 5: Solve for x
    x = 28,920,907,164.67/234,158.11
  6. Step 6: Final answer
    x = 123,510.17

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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.