Home / 115,834.64-173,714.94-36,930.38

Finding the Fourth Proportional to 115,834.64, 173,714.94 and 36,930.38

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Solution

The fourth proportional to 115,834.64, 173,714.94 and 36,930.38 is: 55,383.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,834.64 : 173,714.94 = 36,930.38 : x
  2. Step 2: Convert to fraction form
    115,834.64/173,714.94 = 36,930.38/x
  3. Step 3: Cross multiply
    115,834.64x = 173,714.94 × 36,930.38
  4. Step 4: Simplify right side
    115,834.64x = 6,415,357,877.30
  5. Step 5: Solve for x
    x = 6,415,357,877.30/115,834.64
  6. Step 6: Final answer
    x = 55,383.76

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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.