Home / 172,311.22-237,800.37-96,864.58

Finding the Fourth Proportional to 172,311.22, 237,800.37 and 96,864.58

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Solution

The fourth proportional to 172,311.22, 237,800.37 and 96,864.58 is: 133,679.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,311.22 : 237,800.37 = 96,864.58 : x
  2. Step 2: Convert to fraction form
    172,311.22/237,800.37 = 96,864.58/x
  3. Step 3: Cross multiply
    172,311.22x = 237,800.37 × 96,864.58
  4. Step 4: Simplify right side
    172,311.22x = 23,034,432,963.89
  5. Step 5: Solve for x
    x = 23,034,432,963.89/172,311.22
  6. Step 6: Final answer
    x = 133,679.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.