Home / 63,969.20-95,945.40-19,600.40

Finding the Fourth Proportional to 63,969.20, 95,945.40 and 19,600.40

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Solution

The fourth proportional to 63,969.20, 95,945.40 and 19,600.40 is: 29,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,969.20 : 95,945.40 = 19,600.40 : x
  2. Step 2: Convert to fraction form
    63,969.20/95,945.40 = 19,600.40/x
  3. Step 3: Cross multiply
    63,969.20x = 95,945.40 × 19,600.40
  4. Step 4: Simplify right side
    63,969.20x = 1,880,568,218.16
  5. Step 5: Solve for x
    x = 1,880,568,218.16/63,969.20
  6. Step 6: Final answer
    x = 29,398.03

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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.