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Finding the Fourth Proportional to 178,196.91, 267,335.25 and 59,865.03

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Solution

The fourth proportional to 178,196.91, 267,335.25 and 59,865.03 is: 89,810.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,196.91 : 267,335.25 = 59,865.03 : x
  2. Step 2: Convert to fraction form
    178,196.91/267,335.25 = 59,865.03/x
  3. Step 3: Cross multiply
    178,196.91x = 267,335.25 × 59,865.03
  4. Step 4: Simplify right side
    178,196.91x = 16,004,032,761.31
  5. Step 5: Solve for x
    x = 16,004,032,761.31/178,196.91
  6. Step 6: Final answer
    x = 89,810.94

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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.