Home / 181,285.38-271,886.94-68,925.60

Finding the Fourth Proportional to 181,285.38, 271,886.94 and 68,925.60

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Solution

The fourth proportional to 181,285.38, 271,886.94 and 68,925.60 is: 103,372.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,285.38 : 271,886.94 = 68,925.60 : x
  2. Step 2: Convert to fraction form
    181,285.38/271,886.94 = 68,925.60/x
  3. Step 3: Cross multiply
    181,285.38x = 271,886.94 × 68,925.60
  4. Step 4: Simplify right side
    181,285.38x = 18,739,970,471.66
  5. Step 5: Solve for x
    x = 18,739,970,471.66/181,285.38
  6. Step 6: Final answer
    x = 103,372.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.