Home / 167,981.13-231,813.98-92,529.63

Finding the Fourth Proportional to 167,981.13, 231,813.98 and 92,529.63

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Solution

The fourth proportional to 167,981.13, 231,813.98 and 92,529.63 is: 127,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,981.13 : 231,813.98 = 92,529.63 : x
  2. Step 2: Convert to fraction form
    167,981.13/231,813.98 = 92,529.63/x
  3. Step 3: Cross multiply
    167,981.13x = 231,813.98 × 92,529.63
  4. Step 4: Simplify right side
    167,981.13x = 21,449,661,335.58
  5. Step 5: Solve for x
    x = 21,449,661,335.58/167,981.13
  6. Step 6: Final answer
    x = 127,690.90

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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.