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Finding the Fourth Proportional to 33,041.70, 49,461.30 and 18,205.20

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Solution

The fourth proportional to 33,041.70, 49,461.30 and 18,205.20 is: 27,252.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,041.70 : 49,461.30 = 18,205.20 : x
  2. Step 2: Convert to fraction form
    33,041.70/49,461.30 = 18,205.20/x
  3. Step 3: Cross multiply
    33,041.70x = 49,461.30 × 18,205.20
  4. Step 4: Simplify right side
    33,041.70x = 900,452,858.76
  5. Step 5: Solve for x
    x = 900,452,858.76/33,041.70
  6. Step 6: Final answer
    x = 27,252.01

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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.