Home / 51,838.56-71,544.09-29,181.99

Finding the Fourth Proportional to 51,838.56, 71,544.09 and 29,181.99

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Solution

The fourth proportional to 51,838.56, 71,544.09 and 29,181.99 is: 40,275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,838.56 : 71,544.09 = 29,181.99 : x
  2. Step 2: Convert to fraction form
    51,838.56/71,544.09 = 29,181.99/x
  3. Step 3: Cross multiply
    51,838.56x = 71,544.09 × 29,181.99
  4. Step 4: Simplify right side
    51,838.56x = 2,087,798,918.94
  5. Step 5: Solve for x
    x = 2,087,798,918.94/51,838.56
  6. Step 6: Final answer
    x = 40,275.02

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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.