Home / 51,242.04-76,849.30-19,645.24

Finding the Fourth Proportional to 51,242.04, 76,849.30 and 19,645.24

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Solution

The fourth proportional to 51,242.04, 76,849.30 and 19,645.24 is: 29,462.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,242.04 : 76,849.30 = 19,645.24 : x
  2. Step 2: Convert to fraction form
    51,242.04/76,849.30 = 19,645.24/x
  3. Step 3: Cross multiply
    51,242.04x = 76,849.30 × 19,645.24
  4. Step 4: Simplify right side
    51,242.04x = 1,509,722,942.33
  5. Step 5: Solve for x
    x = 1,509,722,942.33/51,242.04
  6. Step 6: Final answer
    x = 29,462.58

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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.