Home / 20,098.13-30,161.01-6,950.51

Finding the Fourth Proportional to 20,098.13, 30,161.01 and 6,950.51

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Solution

The fourth proportional to 20,098.13, 30,161.01 and 6,950.51 is: 10,430.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,098.13 : 30,161.01 = 6,950.51 : x
  2. Step 2: Convert to fraction form
    20,098.13/30,161.01 = 6,950.51/x
  3. Step 3: Cross multiply
    20,098.13x = 30,161.01 × 6,950.51
  4. Step 4: Simplify right side
    20,098.13x = 209,634,350.88
  5. Step 5: Solve for x
    x = 209,634,350.88/20,098.13
  6. Step 6: Final answer
    x = 10,430.54

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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.