Home / 331,850.63-497,733.57-107,187.72

Finding the Fourth Proportional to 331,850.63, 497,733.57 and 107,187.72

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Solution

The fourth proportional to 331,850.63, 497,733.57 and 107,187.72 is: 160,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,850.63 : 497,733.57 = 107,187.72 : x
  2. Step 2: Convert to fraction form
    331,850.63/497,733.57 = 107,187.72/x
  3. Step 3: Cross multiply
    331,850.63x = 497,733.57 × 107,187.72
  4. Step 4: Simplify right side
    331,850.63x = 53,350,926,535.76
  5. Step 5: Solve for x
    x = 53,350,926,535.76/331,850.63
  6. Step 6: Final answer
    x = 160,767.90

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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.