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Finding the Fourth Proportional to 178,172.35, 267,230.68 and 58,228.35

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Solution

The fourth proportional to 178,172.35, 267,230.68 and 58,228.35 is: 87,333.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,172.35 : 267,230.68 = 58,228.35 : x
  2. Step 2: Convert to fraction form
    178,172.35/267,230.68 = 58,228.35/x
  3. Step 3: Cross multiply
    178,172.35x = 267,230.68 × 58,228.35
  4. Step 4: Simplify right side
    178,172.35x = 15,560,400,418.09
  5. Step 5: Solve for x
    x = 15,560,400,418.09/178,172.35
  6. Step 6: Final answer
    x = 87,333.42

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1.5x scale

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.