Home / 181,880.28-250,995.24-105,414.21

Finding the Fourth Proportional to 181,880.28, 250,995.24 and 105,414.21

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Solution

The fourth proportional to 181,880.28, 250,995.24 and 105,414.21 is: 145,471.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,880.28 : 250,995.24 = 105,414.21 : x
  2. Step 2: Convert to fraction form
    181,880.28/250,995.24 = 105,414.21/x
  3. Step 3: Cross multiply
    181,880.28x = 250,995.24 × 105,414.21
  4. Step 4: Simplify right side
    181,880.28x = 26,458,464,938.36
  5. Step 5: Solve for x
    x = 26,458,464,938.36/181,880.28
  6. Step 6: Final answer
    x = 145,471.87

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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.