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Finding the Fourth Proportional to 33,124.53, 49,681.92 and 10,938.63

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Solution

The fourth proportional to 33,124.53, 49,681.92 and 10,938.63 is: 16,406.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,124.53 : 49,681.92 = 10,938.63 : x
  2. Step 2: Convert to fraction form
    33,124.53/49,681.92 = 10,938.63/x
  3. Step 3: Cross multiply
    33,124.53x = 49,681.92 × 10,938.63
  4. Step 4: Simplify right side
    33,124.53x = 543,452,140.57
  5. Step 5: Solve for x
    x = 543,452,140.57/33,124.53
  6. Step 6: Final answer
    x = 16,406.34

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1.5x scale

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.