Home / 25,144.48-37,711.20-7,609.60

Finding the Fourth Proportional to 25,144.48, 37,711.20 and 7,609.60

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Solution

The fourth proportional to 25,144.48, 37,711.20 and 7,609.60 is: 11,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,144.48 : 37,711.20 = 7,609.60 : x
  2. Step 2: Convert to fraction form
    25,144.48/37,711.20 = 7,609.60/x
  3. Step 3: Cross multiply
    25,144.48x = 37,711.20 × 7,609.60
  4. Step 4: Simplify right side
    25,144.48x = 286,967,147.52
  5. Step 5: Solve for x
    x = 286,967,147.52/25,144.48
  6. Step 6: Final answer
    x = 11,412.73

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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.