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Finding the Fourth Proportional to 14,060.71, 19,402.90 and 7,773.09

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Solution

The fourth proportional to 14,060.71, 19,402.90 and 7,773.09 is: 10,726.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.71 : 19,402.90 = 7,773.09 : x
  2. Step 2: Convert to fraction form
    14,060.71/19,402.90 = 7,773.09/x
  3. Step 3: Cross multiply
    14,060.71x = 19,402.90 × 7,773.09
  4. Step 4: Simplify right side
    14,060.71x = 150,820,487.96
  5. Step 5: Solve for x
    x = 150,820,487.96/14,060.71
  6. Step 6: Final answer
    x = 10,726.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.