Home / 181,055.40-271,874.70-136,732.20

Finding the Fourth Proportional to 181,055.40, 271,874.70 and 136,732.20

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Solution

The fourth proportional to 181,055.40, 271,874.70 and 136,732.20 is: 205,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,055.40 : 271,874.70 = 136,732.20 : x
  2. Step 2: Convert to fraction form
    181,055.40/271,874.70 = 136,732.20/x
  3. Step 3: Cross multiply
    181,055.40x = 271,874.70 × 136,732.20
  4. Step 4: Simplify right side
    181,055.40x = 37,174,025,855.34
  5. Step 5: Solve for x
    x = 37,174,025,855.34/181,055.40
  6. Step 6: Final answer
    x = 205,318.51

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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.