Home / 104,318.09-156,408-37,749.56

Finding the Fourth Proportional to 104,318.09, 156,408 and 37,749.56

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Solution

The fourth proportional to 104,318.09, 156,408 and 37,749.56 is: 56,599.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,318.09 : 156,408 = 37,749.56 : x
  2. Step 2: Convert to fraction form
    104,318.09/156,408 = 37,749.56/x
  3. Step 3: Cross multiply
    104,318.09x = 156,408 × 37,749.56
  4. Step 4: Simplify right side
    104,318.09x = 5,904,332,398.44
  5. Step 5: Solve for x
    x = 5,904,332,398.44/104,318.09
  6. Step 6: Final answer
    x = 56,599.32

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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.