Home / 331,561.59-497,439.44-106,917.51

Finding the Fourth Proportional to 331,561.59, 497,439.44 and 106,917.51

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Solution

The fourth proportional to 331,561.59, 497,439.44 and 106,917.51 is: 160,407.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,561.59 : 497,439.44 = 106,917.51 : x
  2. Step 2: Convert to fraction form
    331,561.59/497,439.44 = 106,917.51/x
  3. Step 3: Cross multiply
    331,561.59x = 497,439.44 × 106,917.51
  4. Step 4: Simplify right side
    331,561.59x = 53,184,985,766.01
  5. Step 5: Solve for x
    x = 53,184,985,766.01/331,561.59
  6. Step 6: Final answer
    x = 160,407.56

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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.