Home / 96,742.73-145,034.12-36,758.79

Finding the Fourth Proportional to 96,742.73, 145,034.12 and 36,758.79

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Solution

The fourth proportional to 96,742.73, 145,034.12 and 36,758.79 is: 55,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,742.73 : 145,034.12 = 36,758.79 : x
  2. Step 2: Convert to fraction form
    96,742.73/145,034.12 = 36,758.79/x
  3. Step 3: Cross multiply
    96,742.73x = 145,034.12 × 36,758.79
  4. Step 4: Simplify right side
    96,742.73x = 5,331,278,851.81
  5. Step 5: Solve for x
    x = 5,331,278,851.81/96,742.73
  6. Step 6: Final answer
    x = 55,107.80

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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.