Home / 236,083.98-354,195.18-76,156.71

Finding the Fourth Proportional to 236,083.98, 354,195.18 and 76,156.71

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Solution

The fourth proportional to 236,083.98, 354,195.18 and 76,156.71 is: 114,257.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,083.98 : 354,195.18 = 76,156.71 : x
  2. Step 2: Convert to fraction form
    236,083.98/354,195.18 = 76,156.71/x
  3. Step 3: Cross multiply
    236,083.98x = 354,195.18 × 76,156.71
  4. Step 4: Simplify right side
    236,083.98x = 26,974,339,606.66
  5. Step 5: Solve for x
    x = 26,974,339,606.66/236,083.98
  6. Step 6: Final answer
    x = 114,257.39

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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.