Home / 171,700.86-236,937.51-100,092.54

Finding the Fourth Proportional to 171,700.86, 236,937.51 and 100,092.54

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Solution

The fourth proportional to 171,700.86, 236,937.51 and 100,092.54 is: 138,122.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,700.86 : 236,937.51 = 100,092.54 : x
  2. Step 2: Convert to fraction form
    171,700.86/236,937.51 = 100,092.54/x
  3. Step 3: Cross multiply
    171,700.86x = 236,937.51 × 100,092.54
  4. Step 4: Simplify right side
    171,700.86x = 23,715,677,197.18
  5. Step 5: Solve for x
    x = 23,715,677,197.18/171,700.86
  6. Step 6: Final answer
    x = 138,122.06

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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.