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Finding the Fourth Proportional to 36,002.90, 50,455.90 and 36,002.90

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Solution

The fourth proportional to 36,002.90, 50,455.90 and 36,002.90 is: 50,455.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,002.90 : 50,455.90 = 36,002.90 : x
  2. Step 2: Convert to fraction form
    36,002.90/50,455.90 = 36,002.90/x
  3. Step 3: Cross multiply
    36,002.90x = 50,455.90 × 36,002.90
  4. Step 4: Simplify right side
    36,002.90x = 1,816,558,722.11
  5. Step 5: Solve for x
    x = 1,816,558,722.11/36,002.90
  6. Step 6: Final answer
    x = 50,455.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.