Home / 180,698.30-270,867.01-120,777.24

Finding the Fourth Proportional to 180,698.30, 270,867.01 and 120,777.24

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Solution

The fourth proportional to 180,698.30, 270,867.01 and 120,777.24 is: 181,045.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,698.30 : 270,867.01 = 120,777.24 : x
  2. Step 2: Convert to fraction form
    180,698.30/270,867.01 = 120,777.24/x
  3. Step 3: Cross multiply
    180,698.30x = 270,867.01 × 120,777.24
  4. Step 4: Simplify right side
    180,698.30x = 32,714,569,874.85
  5. Step 5: Solve for x
    x = 32,714,569,874.85/180,698.30
  6. Step 6: Final answer
    x = 181,045.26

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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.