Home / 38,556.80-53,217.28-25,104.64

Finding the Fourth Proportional to 38,556.80, 53,217.28 and 25,104.64

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Solution

The fourth proportional to 38,556.80, 53,217.28 and 25,104.64 is: 34,650.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,556.80 : 53,217.28 = 25,104.64 : x
  2. Step 2: Convert to fraction form
    38,556.80/53,217.28 = 25,104.64/x
  3. Step 3: Cross multiply
    38,556.80x = 53,217.28 × 25,104.64
  4. Step 4: Simplify right side
    38,556.80x = 1,336,000,656.18
  5. Step 5: Solve for x
    x = 1,336,000,656.18/38,556.80
  6. Step 6: Final answer
    x = 34,650.20

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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.