Home / 51,683.88-77,544.24-25,407.07

Finding the Fourth Proportional to 51,683.88, 77,544.24 and 25,407.07

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Solution

The fourth proportional to 51,683.88, 77,544.24 and 25,407.07 is: 38,119.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,683.88 : 77,544.24 = 25,407.07 : x
  2. Step 2: Convert to fraction form
    51,683.88/77,544.24 = 25,407.07/x
  3. Step 3: Cross multiply
    51,683.88x = 77,544.24 × 25,407.07
  4. Step 4: Simplify right side
    51,683.88x = 1,970,171,933.78
  5. Step 5: Solve for x
    x = 1,970,171,933.78/51,683.88
  6. Step 6: Final answer
    x = 38,119.66

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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.