Home / 33,106.78-49,649.64-10,916.02

Finding the Fourth Proportional to 33,106.78, 49,649.64 and 10,916.02

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Solution

The fourth proportional to 33,106.78, 49,649.64 and 10,916.02 is: 16,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,106.78 : 49,649.64 = 10,916.02 : x
  2. Step 2: Convert to fraction form
    33,106.78/49,649.64 = 10,916.02/x
  3. Step 3: Cross multiply
    33,106.78x = 49,649.64 × 10,916.02
  4. Step 4: Simplify right side
    33,106.78x = 541,976,463.23
  5. Step 5: Solve for x
    x = 541,976,463.23/33,106.78
  6. Step 6: Final answer
    x = 16,370.56

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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.