Home / 234,198.90-351,299.34-56,705.58

Finding the Fourth Proportional to 234,198.90, 351,299.34 and 56,705.58

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Solution

The fourth proportional to 234,198.90, 351,299.34 and 56,705.58 is: 85,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,198.90 : 351,299.34 = 56,705.58 : x
  2. Step 2: Convert to fraction form
    234,198.90/351,299.34 = 56,705.58/x
  3. Step 3: Cross multiply
    234,198.90x = 351,299.34 × 56,705.58
  4. Step 4: Simplify right side
    234,198.90x = 19,920,632,828.32
  5. Step 5: Solve for x
    x = 19,920,632,828.32/234,198.90
  6. Step 6: Final answer
    x = 85,058.61

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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.