Home / 172,001.48-237,363.54-100,367.66

Finding the Fourth Proportional to 172,001.48, 237,363.54 and 100,367.66

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Solution

The fourth proportional to 172,001.48, 237,363.54 and 100,367.66 is: 138,508.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,001.48 : 237,363.54 = 100,367.66 : x
  2. Step 2: Convert to fraction form
    172,001.48/237,363.54 = 100,367.66/x
  3. Step 3: Cross multiply
    172,001.48x = 237,363.54 × 100,367.66
  4. Step 4: Simplify right side
    172,001.48x = 23,823,622,243.26
  5. Step 5: Solve for x
    x = 23,823,622,243.26/172,001.48
  6. Step 6: Final answer
    x = 138,508.24

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1.5x scale

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.