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Finding the Fourth Proportional to 30,592.22, 45,883.13 and 8,400.38

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Solution

The fourth proportional to 30,592.22, 45,883.13 and 8,400.38 is: 12,599.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,592.22 : 45,883.13 = 8,400.38 : x
  2. Step 2: Convert to fraction form
    30,592.22/45,883.13 = 8,400.38/x
  3. Step 3: Cross multiply
    30,592.22x = 45,883.13 × 8,400.38
  4. Step 4: Simplify right side
    30,592.22x = 385,435,456.17
  5. Step 5: Solve for x
    x = 385,435,456.17/30,592.22
  6. Step 6: Final answer
    x = 12,599.14

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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.