Home / 97,321.23-134,327.77-54,904.37

Finding the Fourth Proportional to 97,321.23, 134,327.77 and 54,904.37

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Solution

The fourth proportional to 97,321.23, 134,327.77 and 54,904.37 is: 75,781.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,321.23 : 134,327.77 = 54,904.37 : x
  2. Step 2: Convert to fraction form
    97,321.23/134,327.77 = 54,904.37/x
  3. Step 3: Cross multiply
    97,321.23x = 134,327.77 × 54,904.37
  4. Step 4: Simplify right side
    97,321.23x = 7,375,180,776.46
  5. Step 5: Solve for x
    x = 7,375,180,776.46/97,321.23
  6. Step 6: Final answer
    x = 75,781.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.