Home / 175,233.72-262,872.45-68,603.91

Finding the Fourth Proportional to 175,233.72, 262,872.45 and 68,603.91

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Solution

The fourth proportional to 175,233.72, 262,872.45 and 68,603.91 is: 102,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,233.72 : 262,872.45 = 68,603.91 : x
  2. Step 2: Convert to fraction form
    175,233.72/262,872.45 = 68,603.91/x
  3. Step 3: Cross multiply
    175,233.72x = 262,872.45 × 68,603.91
  4. Step 4: Simplify right side
    175,233.72x = 18,034,077,901.28
  5. Step 5: Solve for x
    x = 18,034,077,901.28/175,233.72
  6. Step 6: Final answer
    x = 102,914.43

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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.