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Finding the Fourth Proportional to 36,505.98, 54,758.97 and 14,329.80

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Solution

The fourth proportional to 36,505.98, 54,758.97 and 14,329.80 is: 21,494.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,505.98 : 54,758.97 = 14,329.80 : x
  2. Step 2: Convert to fraction form
    36,505.98/54,758.97 = 14,329.80/x
  3. Step 3: Cross multiply
    36,505.98x = 54,758.97 × 14,329.80
  4. Step 4: Simplify right side
    36,505.98x = 784,685,088.31
  5. Step 5: Solve for x
    x = 784,685,088.31/36,505.98
  6. Step 6: Final answer
    x = 21,494.70

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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.