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Finding the Fourth Proportional to 36,758.80, 51,351.35 and 36,758.80

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Solution

The fourth proportional to 36,758.80, 51,351.35 and 36,758.80 is: 51,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,758.80 : 51,351.35 = 36,758.80 : x
  2. Step 2: Convert to fraction form
    36,758.80/51,351.35 = 36,758.80/x
  3. Step 3: Cross multiply
    36,758.80x = 51,351.35 × 36,758.80
  4. Step 4: Simplify right side
    36,758.80x = 1,887,614,004.38
  5. Step 5: Solve for x
    x = 1,887,614,004.38/36,758.80
  6. Step 6: Final answer
    x = 51,351.35

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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.