Home / 115,748.64-173,635.68-36,835.20

Finding the Fourth Proportional to 115,748.64, 173,635.68 and 36,835.20

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Solution

The fourth proportional to 115,748.64, 173,635.68 and 36,835.20 is: 55,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,748.64 : 173,635.68 = 36,835.20 : x
  2. Step 2: Convert to fraction form
    115,748.64/173,635.68 = 36,835.20/x
  3. Step 3: Cross multiply
    115,748.64x = 173,635.68 × 36,835.20
  4. Step 4: Simplify right side
    115,748.64x = 6,395,904,999.94
  5. Step 5: Solve for x
    x = 6,395,904,999.94/115,748.64
  6. Step 6: Final answer
    x = 55,256.85

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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.