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Finding the Fourth Proportional to 33,220.10, 49,825.28 and 11,032.98

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Solution

The fourth proportional to 33,220.10, 49,825.28 and 11,032.98 is: 16,547.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220.10 : 49,825.28 = 11,032.98 : x
  2. Step 2: Convert to fraction form
    33,220.10/49,825.28 = 11,032.98/x
  3. Step 3: Cross multiply
    33,220.10x = 49,825.28 × 11,032.98
  4. Step 4: Simplify right side
    33,220.10x = 549,721,317.73
  5. Step 5: Solve for x
    x = 549,721,317.73/33,220.10
  6. Step 6: Final answer
    x = 16,547.85

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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.