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Finding the Fourth Proportional to 178,080.80, 267,078 and 59,721.44

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Solution

The fourth proportional to 178,080.80, 267,078 and 59,721.44 is: 89,567.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,080.80 : 267,078 = 59,721.44 : x
  2. Step 2: Convert to fraction form
    178,080.80/267,078 = 59,721.44/x
  3. Step 3: Cross multiply
    178,080.80x = 267,078 × 59,721.44
  4. Step 4: Simplify right side
    178,080.80x = 15,950,282,752.32
  5. Step 5: Solve for x
    x = 15,950,282,752.32/178,080.80
  6. Step 6: Final answer
    x = 89,567.67

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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.