Home / 190,315.38-285,650.19-96,891.06

Finding the Fourth Proportional to 190,315.38, 285,650.19 and 96,891.06

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Solution

The fourth proportional to 190,315.38, 285,650.19 and 96,891.06 is: 145,426.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,315.38 : 285,650.19 = 96,891.06 : x
  2. Step 2: Convert to fraction form
    190,315.38/285,650.19 = 96,891.06/x
  3. Step 3: Cross multiply
    190,315.38x = 285,650.19 × 96,891.06
  4. Step 4: Simplify right side
    190,315.38x = 27,676,949,698.30
  5. Step 5: Solve for x
    x = 27,676,949,698.30/190,315.38
  6. Step 6: Final answer
    x = 145,426.76

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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.