Home / 171,839.86-236,600.13-156,093.46

Finding the Fourth Proportional to 171,839.86, 236,600.13 and 156,093.46

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Solution

The fourth proportional to 171,839.86, 236,600.13 and 156,093.46 is: 214,919.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,839.86 : 236,600.13 = 156,093.46 : x
  2. Step 2: Convert to fraction form
    171,839.86/236,600.13 = 156,093.46/x
  3. Step 3: Cross multiply
    171,839.86x = 236,600.13 × 156,093.46
  4. Step 4: Simplify right side
    171,839.86x = 36,931,732,928.15
  5. Step 5: Solve for x
    x = 36,931,732,928.15/171,839.86
  6. Step 6: Final answer
    x = 214,919.48

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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.