Home / 31,196.61-43,051.77-17,049.15

Finding the Fourth Proportional to 31,196.61, 43,051.77 and 17,049.15

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Solution

The fourth proportional to 31,196.61, 43,051.77 and 17,049.15 is: 23,528.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,196.61 : 43,051.77 = 17,049.15 : x
  2. Step 2: Convert to fraction form
    31,196.61/43,051.77 = 17,049.15/x
  3. Step 3: Cross multiply
    31,196.61x = 43,051.77 × 17,049.15
  4. Step 4: Simplify right side
    31,196.61x = 733,996,084.50
  5. Step 5: Solve for x
    x = 733,996,084.50/31,196.61
  6. Step 6: Final answer
    x = 23,528.07

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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.