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Finding the Fourth Proportional to 178,054.34, 267,121.51 and 59,722.65

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Solution

The fourth proportional to 178,054.34, 267,121.51 and 59,722.65 is: 89,597.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,054.34 : 267,121.51 = 59,722.65 : x
  2. Step 2: Convert to fraction form
    178,054.34/267,121.51 = 59,722.65/x
  3. Step 3: Cross multiply
    178,054.34x = 267,121.51 × 59,722.65
  4. Step 4: Simplify right side
    178,054.34x = 15,953,204,299.89
  5. Step 5: Solve for x
    x = 15,953,204,299.89/178,054.34
  6. Step 6: Final answer
    x = 89,597.39

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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.