Home / 67,998.24-101,995.20-23,620.80

Finding the Fourth Proportional to 67,998.24, 101,995.20 and 23,620.80

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Solution

The fourth proportional to 67,998.24, 101,995.20 and 23,620.80 is: 35,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,998.24 : 101,995.20 = 23,620.80 : x
  2. Step 2: Convert to fraction form
    67,998.24/101,995.20 = 23,620.80/x
  3. Step 3: Cross multiply
    67,998.24x = 101,995.20 × 23,620.80
  4. Step 4: Simplify right side
    67,998.24x = 2,409,208,220.16
  5. Step 5: Solve for x
    x = 2,409,208,220.16/67,998.24
  6. Step 6: Final answer
    x = 35,430.45

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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.