Home / 181,350.18-250,247.32-100,772.60

Finding the Fourth Proportional to 181,350.18, 250,247.32 and 100,772.60

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Solution

The fourth proportional to 181,350.18, 250,247.32 and 100,772.60 is: 139,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,350.18 : 250,247.32 = 100,772.60 : x
  2. Step 2: Convert to fraction form
    181,350.18/250,247.32 = 100,772.60/x
  3. Step 3: Cross multiply
    181,350.18x = 250,247.32 × 100,772.60
  4. Step 4: Simplify right side
    181,350.18x = 25,218,073,079.43
  5. Step 5: Solve for x
    x = 25,218,073,079.43/181,350.18
  6. Step 6: Final answer
    x = 139,057.34

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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.