Home / 33,125.64-49,681.40-10,933.80

Finding the Fourth Proportional to 33,125.64, 49,681.40 and 10,933.80

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Solution

The fourth proportional to 33,125.64, 49,681.40 and 10,933.80 is: 16,398.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,125.64 : 49,681.40 = 10,933.80 : x
  2. Step 2: Convert to fraction form
    33,125.64/49,681.40 = 10,933.80/x
  3. Step 3: Cross multiply
    33,125.64x = 49,681.40 × 10,933.80
  4. Step 4: Simplify right side
    33,125.64x = 543,206,491.32
  5. Step 5: Solve for x
    x = 543,206,491.32/33,125.64
  6. Step 6: Final answer
    x = 16,398.37

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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.