Home / 96,760.04-145,145.46-30,209.36

Finding the Fourth Proportional to 96,760.04, 145,145.46 and 30,209.36

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Solution

The fourth proportional to 96,760.04, 145,145.46 and 30,209.36 is: 45,315.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,760.04 : 145,145.46 = 30,209.36 : x
  2. Step 2: Convert to fraction form
    96,760.04/145,145.46 = 30,209.36/x
  3. Step 3: Cross multiply
    96,760.04x = 145,145.46 × 30,209.36
  4. Step 4: Simplify right side
    96,760.04x = 4,384,751,453.51
  5. Step 5: Solve for x
    x = 4,384,751,453.51/96,760.04
  6. Step 6: Final answer
    x = 45,315.73

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1.5x scale

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.