Home / 150,025.92-207,057.51-86,363.16

Finding the Fourth Proportional to 150,025.92, 207,057.51 and 86,363.16

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Solution

The fourth proportional to 150,025.92, 207,057.51 and 86,363.16 is: 119,193.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,025.92 : 207,057.51 = 86,363.16 : x
  2. Step 2: Convert to fraction form
    150,025.92/207,057.51 = 86,363.16/x
  3. Step 3: Cross multiply
    150,025.92x = 207,057.51 × 86,363.16
  4. Step 4: Simplify right side
    150,025.92x = 17,882,140,865.33
  5. Step 5: Solve for x
    x = 17,882,140,865.33/150,025.92
  6. Step 6: Final answer
    x = 119,193.68

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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.