Home / 181,237.60-271,634.28-81,372.16

Finding the Fourth Proportional to 181,237.60, 271,634.28 and 81,372.16

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Solution

The fourth proportional to 181,237.60, 271,634.28 and 81,372.16 is: 121,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,237.60 : 271,634.28 = 81,372.16 : x
  2. Step 2: Convert to fraction form
    181,237.60/271,634.28 = 81,372.16/x
  3. Step 3: Cross multiply
    181,237.60x = 271,634.28 × 81,372.16
  4. Step 4: Simplify right side
    181,237.60x = 22,103,468,093.64
  5. Step 5: Solve for x
    x = 22,103,468,093.64/181,237.60
  6. Step 6: Final answer
    x = 121,958.51

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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.