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Finding the Fourth Proportional to 178,508.55, 267,771.73 and 58,554.84

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Solution

The fourth proportional to 178,508.55, 267,771.73 and 58,554.84 is: 87,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,508.55 : 267,771.73 = 58,554.84 : x
  2. Step 2: Convert to fraction form
    178,508.55/267,771.73 = 58,554.84/x
  3. Step 3: Cross multiply
    178,508.55x = 267,771.73 × 58,554.84
  4. Step 4: Simplify right side
    178,508.55x = 15,679,330,806.67
  5. Step 5: Solve for x
    x = 15,679,330,806.67/178,508.55
  6. Step 6: Final answer
    x = 87,835.18

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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.