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Finding the Fourth Proportional to 36,506.04, 54,767.04 and 14,321.40

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Solution

The fourth proportional to 36,506.04, 54,767.04 and 14,321.40 is: 21,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,506.04 : 54,767.04 = 14,321.40 : x
  2. Step 2: Convert to fraction form
    36,506.04/54,767.04 = 14,321.40/x
  3. Step 3: Cross multiply
    36,506.04x = 54,767.04 × 14,321.40
  4. Step 4: Simplify right side
    36,506.04x = 784,340,686.66
  5. Step 5: Solve for x
    x = 784,340,686.66/36,506.04
  6. Step 6: Final answer
    x = 21,485.23

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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.