Home / 33,300.68-49,975.65-15,770.54

Finding the Fourth Proportional to 33,300.68, 49,975.65 and 15,770.54

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Solution

The fourth proportional to 33,300.68, 49,975.65 and 15,770.54 is: 23,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,300.68 : 49,975.65 = 15,770.54 : x
  2. Step 2: Convert to fraction form
    33,300.68/49,975.65 = 15,770.54/x
  3. Step 3: Cross multiply
    33,300.68x = 49,975.65 × 15,770.54
  4. Step 4: Simplify right side
    33,300.68x = 788,142,737.47
  5. Step 5: Solve for x
    x = 788,142,737.47/33,300.68
  6. Step 6: Final answer
    x = 23,667.47

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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.