Home / 40,988.30-56,564.04-23,083.61

Finding the Fourth Proportional to 40,988.30, 56,564.04 and 23,083.61

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Solution

The fourth proportional to 40,988.30, 56,564.04 and 23,083.61 is: 31,855.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,988.30 : 56,564.04 = 23,083.61 : x
  2. Step 2: Convert to fraction form
    40,988.30/56,564.04 = 23,083.61/x
  3. Step 3: Cross multiply
    40,988.30x = 56,564.04 × 23,083.61
  4. Step 4: Simplify right side
    40,988.30x = 1,305,701,956.56
  5. Step 5: Solve for x
    x = 1,305,701,956.56/40,988.30
  6. Step 6: Final answer
    x = 31,855.48

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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.