Home / 150,399.48-207,551.27-83,331.48

Finding the Fourth Proportional to 150,399.48, 207,551.27 and 83,331.48

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Solution

The fourth proportional to 150,399.48, 207,551.27 and 83,331.48 is: 114,997.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,399.48 : 207,551.27 = 83,331.48 : x
  2. Step 2: Convert to fraction form
    150,399.48/207,551.27 = 83,331.48/x
  3. Step 3: Cross multiply
    150,399.48x = 207,551.27 × 83,331.48
  4. Step 4: Simplify right side
    150,399.48x = 17,295,554,088.32
  5. Step 5: Solve for x
    x = 17,295,554,088.32/150,399.48
  6. Step 6: Final answer
    x = 114,997.43

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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.