Home / 150,178.17-207,225.42-89,736.03

Finding the Fourth Proportional to 150,178.17, 207,225.42 and 89,736.03

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Solution

The fourth proportional to 150,178.17, 207,225.42 and 89,736.03 is: 123,823.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,178.17 : 207,225.42 = 89,736.03 : x
  2. Step 2: Convert to fraction form
    150,178.17/207,225.42 = 89,736.03/x
  3. Step 3: Cross multiply
    150,178.17x = 207,225.42 × 89,736.03
  4. Step 4: Simplify right side
    150,178.17x = 18,595,586,505.88
  5. Step 5: Solve for x
    x = 18,595,586,505.88/150,178.17
  6. Step 6: Final answer
    x = 123,823.50

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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.