Home / 150,166.23-207,208.94-89,724.10

Finding the Fourth Proportional to 150,166.23, 207,208.94 and 89,724.10

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Solution

The fourth proportional to 150,166.23, 207,208.94 and 89,724.10 is: 123,807.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,166.23 : 207,208.94 = 89,724.10 : x
  2. Step 2: Convert to fraction form
    150,166.23/207,208.94 = 89,724.10/x
  3. Step 3: Cross multiply
    150,166.23x = 207,208.94 × 89,724.10
  4. Step 4: Simplify right side
    150,166.23x = 18,591,635,204.83
  5. Step 5: Solve for x
    x = 18,591,635,204.83/150,166.23
  6. Step 6: Final answer
    x = 123,807.04

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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.