Home / 40,950.57-61,412.80-15,984.55

Finding the Fourth Proportional to 40,950.57, 61,412.80 and 15,984.55

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Solution

The fourth proportional to 40,950.57, 61,412.80 and 15,984.55 is: 23,971.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,950.57 : 61,412.80 = 15,984.55 : x
  2. Step 2: Convert to fraction form
    40,950.57/61,412.80 = 15,984.55/x
  3. Step 3: Cross multiply
    40,950.57x = 61,412.80 × 15,984.55
  4. Step 4: Simplify right side
    40,950.57x = 981,655,972.24
  5. Step 5: Solve for x
    x = 981,655,972.24/40,950.57
  6. Step 6: Final answer
    x = 23,971.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.