Home / 33,305.28-49,941.04-11,110.72

Finding the Fourth Proportional to 33,305.28, 49,941.04 and 11,110.72

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Solution

The fourth proportional to 33,305.28, 49,941.04 and 11,110.72 is: 16,660.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.28 : 49,941.04 = 11,110.72 : x
  2. Step 2: Convert to fraction form
    33,305.28/49,941.04 = 11,110.72/x
  3. Step 3: Cross multiply
    33,305.28x = 49,941.04 × 11,110.72
  4. Step 4: Simplify right side
    33,305.28x = 554,880,911.95
  5. Step 5: Solve for x
    x = 554,880,911.95/33,305.28
  6. Step 6: Final answer
    x = 16,660.45

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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.