Home / 96,786.28-145,074.78-37,604.20

Finding the Fourth Proportional to 96,786.28, 145,074.78 and 37,604.20

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Solution

The fourth proportional to 96,786.28, 145,074.78 and 37,604.20 is: 56,365.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,786.28 : 145,074.78 = 37,604.20 : x
  2. Step 2: Convert to fraction form
    96,786.28/145,074.78 = 37,604.20/x
  3. Step 3: Cross multiply
    96,786.28x = 145,074.78 × 37,604.20
  4. Step 4: Simplify right side
    96,786.28x = 5,455,421,042.08
  5. Step 5: Solve for x
    x = 5,455,421,042.08/96,786.28
  6. Step 6: Final answer
    x = 56,365.64

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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.