Home / 33,142.10-49,720.93-10,955.47

Finding the Fourth Proportional to 33,142.10, 49,720.93 and 10,955.47

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Solution

The fourth proportional to 33,142.10, 49,720.93 and 10,955.47 is: 16,435.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,142.10 : 49,720.93 = 10,955.47 : x
  2. Step 2: Convert to fraction form
    33,142.10/49,720.93 = 10,955.47/x
  3. Step 3: Cross multiply
    33,142.10x = 49,720.93 × 10,955.47
  4. Step 4: Simplify right side
    33,142.10x = 544,716,156.99
  5. Step 5: Solve for x
    x = 544,716,156.99/33,142.10
  6. Step 6: Final answer
    x = 16,435.78

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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.