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Finding the Fourth Proportional to 17,776.97, 26,656.48 and 5,926.53

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Solution

The fourth proportional to 17,776.97, 26,656.48 and 5,926.53 is: 8,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,776.97 : 26,656.48 = 5,926.53 : x
  2. Step 2: Convert to fraction form
    17,776.97/26,656.48 = 5,926.53/x
  3. Step 3: Cross multiply
    17,776.97x = 26,656.48 × 5,926.53
  4. Step 4: Simplify right side
    17,776.97x = 157,980,428.41
  5. Step 5: Solve for x
    x = 157,980,428.41/17,776.97
  6. Step 6: Final answer
    x = 8,886.80

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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.