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Finding the Fourth Proportional to 104,994.96, 157,446.26 and 38,417.82

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Solution

The fourth proportional to 104,994.96, 157,446.26 and 38,417.82 is: 57,609.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,994.96 : 157,446.26 = 38,417.82 : x
  2. Step 2: Convert to fraction form
    104,994.96/157,446.26 = 38,417.82/x
  3. Step 3: Cross multiply
    104,994.96x = 157,446.26 × 38,417.82
  4. Step 4: Simplify right side
    104,994.96x = 6,048,742,076.35
  5. Step 5: Solve for x
    x = 6,048,742,076.35/104,994.96
  6. Step 6: Final answer
    x = 57,609.83

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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.