Home / 51,142.78-76,703.23-16,074.24

Finding the Fourth Proportional to 51,142.78, 76,703.23 and 16,074.24

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Solution

The fourth proportional to 51,142.78, 76,703.23 and 16,074.24 is: 24,107.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,142.78 : 76,703.23 = 16,074.24 : x
  2. Step 2: Convert to fraction form
    51,142.78/76,703.23 = 16,074.24/x
  3. Step 3: Cross multiply
    51,142.78x = 76,703.23 × 16,074.24
  4. Step 4: Simplify right side
    51,142.78x = 1,232,946,127.80
  5. Step 5: Solve for x
    x = 1,232,946,127.80/51,142.78
  6. Step 6: Final answer
    x = 24,107.92

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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.