Home / 313,190.38-432,212.34-184,105.18

Finding the Fourth Proportional to 313,190.38, 432,212.34 and 184,105.18

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Solution

The fourth proportional to 313,190.38, 432,212.34 and 184,105.18 is: 254,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,190.38 : 432,212.34 = 184,105.18 : x
  2. Step 2: Convert to fraction form
    313,190.38/432,212.34 = 184,105.18/x
  3. Step 3: Cross multiply
    313,190.38x = 432,212.34 × 184,105.18
  4. Step 4: Simplify right side
    313,190.38x = 79,572,530,653.92
  5. Step 5: Solve for x
    x = 79,572,530,653.92/313,190.38
  6. Step 6: Final answer
    x = 254,070.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.