Home / 181,036.10-271,561.44-86,217.50

Finding the Fourth Proportional to 181,036.10, 271,561.44 and 86,217.50

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Solution

The fourth proportional to 181,036.10, 271,561.44 and 86,217.50 is: 129,329.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,036.10 : 271,561.44 = 86,217.50 : x
  2. Step 2: Convert to fraction form
    181,036.10/271,561.44 = 86,217.50/x
  3. Step 3: Cross multiply
    181,036.10x = 271,561.44 × 86,217.50
  4. Step 4: Simplify right side
    181,036.10x = 23,413,348,453.20
  5. Step 5: Solve for x
    x = 23,413,348,453.20/181,036.10
  6. Step 6: Final answer
    x = 129,329.72

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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.