Home / 96,944.95-145,419.24-30,383.60

Finding the Fourth Proportional to 96,944.95, 145,419.24 and 30,383.60

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Solution

The fourth proportional to 96,944.95, 145,419.24 and 30,383.60 is: 45,575.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,944.95 : 145,419.24 = 30,383.60 : x
  2. Step 2: Convert to fraction form
    96,944.95/145,419.24 = 30,383.60/x
  3. Step 3: Cross multiply
    96,944.95x = 145,419.24 × 30,383.60
  4. Step 4: Simplify right side
    96,944.95x = 4,418,360,020.46
  5. Step 5: Solve for x
    x = 4,418,360,020.46/96,944.95
  6. Step 6: Final answer
    x = 45,575.97

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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.