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Finding the Fourth Proportional to 15,553.95, 23,330.91 and 3,867.17

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Solution

The fourth proportional to 15,553.95, 23,330.91 and 3,867.17 is: 5,800.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.95 : 23,330.91 = 3,867.17 : x
  2. Step 2: Convert to fraction form
    15,553.95/23,330.91 = 3,867.17/x
  3. Step 3: Cross multiply
    15,553.95x = 23,330.91 × 3,867.17
  4. Step 4: Simplify right side
    15,553.95x = 90,224,595.22
  5. Step 5: Solve for x
    x = 90,224,595.22/15,553.95
  6. Step 6: Final answer
    x = 5,800.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.