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Finding the Fourth Proportional to 166,741.62, 250,138.59 and 54,395.91

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Solution

The fourth proportional to 166,741.62, 250,138.59 and 54,395.91 is: 81,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,741.62 : 250,138.59 = 54,395.91 : x
  2. Step 2: Convert to fraction form
    166,741.62/250,138.59 = 54,395.91/x
  3. Step 3: Cross multiply
    166,741.62x = 250,138.59 × 54,395.91
  4. Step 4: Simplify right side
    166,741.62x = 13,606,516,229.17
  5. Step 5: Solve for x
    x = 13,606,516,229.17/166,741.62
  6. Step 6: Final answer
    x = 81,602.40

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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.