Home / 156,571.03-234,864.74-119,189.71

Finding the Fourth Proportional to 156,571.03, 234,864.74 and 119,189.71

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Solution

The fourth proportional to 156,571.03, 234,864.74 and 119,189.71 is: 178,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,571.03 : 234,864.74 = 119,189.71 : x
  2. Step 2: Convert to fraction form
    156,571.03/234,864.74 = 119,189.71/x
  3. Step 3: Cross multiply
    156,571.03x = 234,864.74 × 119,189.71
  4. Step 4: Simplify right side
    156,571.03x = 27,993,460,249.83
  5. Step 5: Solve for x
    x = 27,993,460,249.83/156,571.03
  6. Step 6: Final answer
    x = 178,790.80

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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.