Home / 51,949.51-71,694.02-29,290.61

Finding the Fourth Proportional to 51,949.51, 71,694.02 and 29,290.61

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Solution

The fourth proportional to 51,949.51, 71,694.02 and 29,290.61 is: 40,423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,949.51 : 71,694.02 = 29,290.61 : x
  2. Step 2: Convert to fraction form
    51,949.51/71,694.02 = 29,290.61/x
  3. Step 3: Cross multiply
    51,949.51x = 71,694.02 × 29,290.61
  4. Step 4: Simplify right side
    51,949.51x = 2,099,961,579.15
  5. Step 5: Solve for x
    x = 2,099,961,579.15/51,949.51
  6. Step 6: Final answer
    x = 40,423.13

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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.