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Finding the Fourth Proportional to 117,294.06, 175,938.63 and 28,548.06

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Solution

The fourth proportional to 117,294.06, 175,938.63 and 28,548.06 is: 42,821.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,294.06 : 175,938.63 = 28,548.06 : x
  2. Step 2: Convert to fraction form
    117,294.06/175,938.63 = 28,548.06/x
  3. Step 3: Cross multiply
    117,294.06x = 175,938.63 × 28,548.06
  4. Step 4: Simplify right side
    117,294.06x = 5,022,706,565.56
  5. Step 5: Solve for x
    x = 5,022,706,565.56/117,294.06
  6. Step 6: Final answer
    x = 42,821.49

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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.