Home / 150,180.48-207,228.60-89,738.40

Finding the Fourth Proportional to 150,180.48, 207,228.60 and 89,738.40

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Solution

The fourth proportional to 150,180.48, 207,228.60 and 89,738.40 is: 123,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,180.48 : 207,228.60 = 89,738.40 : x
  2. Step 2: Convert to fraction form
    150,180.48/207,228.60 = 89,738.40/x
  3. Step 3: Cross multiply
    150,180.48x = 207,228.60 × 89,738.40
  4. Step 4: Simplify right side
    150,180.48x = 18,596,362,998.24
  5. Step 5: Solve for x
    x = 18,596,362,998.24/150,180.48
  6. Step 6: Final answer
    x = 123,826.76

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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.