Home / 171,234.94-236,250.66-103,272.70

Finding the Fourth Proportional to 171,234.94, 236,250.66 and 103,272.70

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Solution

The fourth proportional to 171,234.94, 236,250.66 and 103,272.70 is: 142,484.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,234.94 : 236,250.66 = 103,272.70 : x
  2. Step 2: Convert to fraction form
    171,234.94/236,250.66 = 103,272.70/x
  3. Step 3: Cross multiply
    171,234.94x = 236,250.66 × 103,272.70
  4. Step 4: Simplify right side
    171,234.94x = 24,398,243,534.98
  5. Step 5: Solve for x
    x = 24,398,243,534.98/171,234.94
  6. Step 6: Final answer
    x = 142,484.03

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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.