Home / 104,530.20-156,749.94-37,948.20

Finding the Fourth Proportional to 104,530.20, 156,749.94 and 37,948.20

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Solution

The fourth proportional to 104,530.20, 156,749.94 and 37,948.20 is: 56,905.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,530.20 : 156,749.94 = 37,948.20 : x
  2. Step 2: Convert to fraction form
    104,530.20/156,749.94 = 37,948.20/x
  3. Step 3: Cross multiply
    104,530.20x = 156,749.94 × 37,948.20
  4. Step 4: Simplify right side
    104,530.20x = 5,948,378,073.11
  5. Step 5: Solve for x
    x = 5,948,378,073.11/104,530.20
  6. Step 6: Final answer
    x = 56,905.83

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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.