Home / 109,324.88-150,816.78-63,975.05

Finding the Fourth Proportional to 109,324.88, 150,816.78 and 63,975.05

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Solution

The fourth proportional to 109,324.88, 150,816.78 and 63,975.05 is: 88,255.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,324.88 : 150,816.78 = 63,975.05 : x
  2. Step 2: Convert to fraction form
    109,324.88/150,816.78 = 63,975.05/x
  3. Step 3: Cross multiply
    109,324.88x = 150,816.78 × 63,975.05
  4. Step 4: Simplify right side
    109,324.88x = 9,648,510,287.26
  5. Step 5: Solve for x
    x = 9,648,510,287.26/109,324.88
  6. Step 6: Final answer
    x = 88,255.39

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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.