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Finding the Fourth Proportional to 162,789.82, 244,090.08 and 61,595.68

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Solution

The fourth proportional to 162,789.82, 244,090.08 and 61,595.68 is: 92,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,789.82 : 244,090.08 = 61,595.68 : x
  2. Step 2: Convert to fraction form
    162,789.82/244,090.08 = 61,595.68/x
  3. Step 3: Cross multiply
    162,789.82x = 244,090.08 × 61,595.68
  4. Step 4: Simplify right side
    162,789.82x = 15,034,893,760.15
  5. Step 5: Solve for x
    x = 15,034,893,760.15/162,789.82
  6. Step 6: Final answer
    x = 92,357.70

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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.