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Finding the Fourth Proportional to 45,202.39, 67,798.39 and 11,925.09

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Solution

The fourth proportional to 45,202.39, 67,798.39 and 11,925.09 is: 17,886.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,202.39 : 67,798.39 = 11,925.09 : x
  2. Step 2: Convert to fraction form
    45,202.39/67,798.39 = 11,925.09/x
  3. Step 3: Cross multiply
    45,202.39x = 67,798.39 × 11,925.09
  4. Step 4: Simplify right side
    45,202.39x = 808,501,902.61
  5. Step 5: Solve for x
    x = 808,501,902.61/45,202.39
  6. Step 6: Final answer
    x = 17,886.26

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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.