Home / 172,240.50-237,693.12-96,789

Finding the Fourth Proportional to 172,240.50, 237,693.12 and 96,789

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Solution

The fourth proportional to 172,240.50, 237,693.12 and 96,789 is: 133,569.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,240.50 : 237,693.12 = 96,789 : x
  2. Step 2: Convert to fraction form
    172,240.50/237,693.12 = 96,789/x
  3. Step 3: Cross multiply
    172,240.50x = 237,693.12 × 96,789
  4. Step 4: Simplify right side
    172,240.50x = 23,006,079,391.68
  5. Step 5: Solve for x
    x = 23,006,079,391.68/172,240.50
  6. Step 6: Final answer
    x = 133,569.51

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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.