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Finding the Fourth Proportional to 14,221.17, 21,337.29 and 5,899.10

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Solution

The fourth proportional to 14,221.17, 21,337.29 and 5,899.10 is: 8,850.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.17 : 21,337.29 = 5,899.10 : x
  2. Step 2: Convert to fraction form
    14,221.17/21,337.29 = 5,899.10/x
  3. Step 3: Cross multiply
    14,221.17x = 21,337.29 × 5,899.10
  4. Step 4: Simplify right side
    14,221.17x = 125,870,700.75
  5. Step 5: Solve for x
    x = 125,870,700.75/14,221.17
  6. Step 6: Final answer
    x = 8,850.94

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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.