Home / 181,272.20-271,908.30-76,296.20

Finding the Fourth Proportional to 181,272.20, 271,908.30 and 76,296.20

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Solution

The fourth proportional to 181,272.20, 271,908.30 and 76,296.20 is: 114,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,272.20 : 271,908.30 = 76,296.20 : x
  2. Step 2: Convert to fraction form
    181,272.20/271,908.30 = 76,296.20/x
  3. Step 3: Cross multiply
    181,272.20x = 271,908.30 × 76,296.20
  4. Step 4: Simplify right side
    181,272.20x = 20,745,570,038.46
  5. Step 5: Solve for x
    x = 20,745,570,038.46/181,272.20
  6. Step 6: Final answer
    x = 114,444.30

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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.