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Finding the Fourth Proportional to 51,606.70, 77,410.11 and 14,167.28

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Solution

The fourth proportional to 51,606.70, 77,410.11 and 14,167.28 is: 21,250.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,606.70 : 77,410.11 = 14,167.28 : x
  2. Step 2: Convert to fraction form
    51,606.70/77,410.11 = 14,167.28/x
  3. Step 3: Cross multiply
    51,606.70x = 77,410.11 × 14,167.28
  4. Step 4: Simplify right side
    51,606.70x = 1,096,690,703.20
  5. Step 5: Solve for x
    x = 1,096,690,703.20/51,606.70
  6. Step 6: Final answer
    x = 21,250.94

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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.