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Finding the Fourth Proportional to 178,333.83, 267,535.71 and 66,014.91

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Solution

The fourth proportional to 178,333.83, 267,535.71 and 66,014.91 is: 99,035.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,333.83 : 267,535.71 = 66,014.91 : x
  2. Step 2: Convert to fraction form
    178,333.83/267,535.71 = 66,014.91/x
  3. Step 3: Cross multiply
    178,333.83x = 267,535.71 × 66,014.91
  4. Step 4: Simplify right side
    178,333.83x = 17,661,345,817.44
  5. Step 5: Solve for x
    x = 17,661,345,817.44/178,333.83
  6. Step 6: Final answer
    x = 99,035.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.