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Finding the Fourth Proportional to 33,865.40, 50,855.70 and 25,110.20

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Solution

The fourth proportional to 33,865.40, 50,855.70 and 25,110.20 is: 37,708.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,865.40 : 50,855.70 = 25,110.20 : x
  2. Step 2: Convert to fraction form
    33,865.40/50,855.70 = 25,110.20/x
  3. Step 3: Cross multiply
    33,865.40x = 50,855.70 × 25,110.20
  4. Step 4: Simplify right side
    33,865.40x = 1,276,996,798.14
  5. Step 5: Solve for x
    x = 1,276,996,798.14/33,865.40
  6. Step 6: Final answer
    x = 37,708.01

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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.