Home / 38,629.96-53,310.10-25,209.80

Finding the Fourth Proportional to 38,629.96, 53,310.10 and 25,209.80

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Solution

The fourth proportional to 38,629.96, 53,310.10 and 25,209.80 is: 34,790.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,629.96 : 53,310.10 = 25,209.80 : x
  2. Step 2: Convert to fraction form
    38,629.96/53,310.10 = 25,209.80/x
  3. Step 3: Cross multiply
    38,629.96x = 53,310.10 × 25,209.80
  4. Step 4: Simplify right side
    38,629.96x = 1,343,936,958.98
  5. Step 5: Solve for x
    x = 1,343,936,958.98/38,629.96
  6. Step 6: Final answer
    x = 34,790.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.