Home / 41,987.12-57,942.16-23,124

Finding the Fourth Proportional to 41,987.12, 57,942.16 and 23,124

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Solution

The fourth proportional to 41,987.12, 57,942.16 and 23,124 is: 31,911.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,987.12 : 57,942.16 = 23,124 : x
  2. Step 2: Convert to fraction form
    41,987.12/57,942.16 = 23,124/x
  3. Step 3: Cross multiply
    41,987.12x = 57,942.16 × 23,124
  4. Step 4: Simplify right side
    41,987.12x = 1,339,854,507.84
  5. Step 5: Solve for x
    x = 1,339,854,507.84/41,987.12
  6. Step 6: Final answer
    x = 31,911.08

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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.