Home / 320,868.29-442,844.60-184,876.10

Finding the Fourth Proportional to 320,868.29, 442,844.60 and 184,876.10

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Solution

The fourth proportional to 320,868.29, 442,844.60 and 184,876.10 is: 255,155.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,868.29 : 442,844.60 = 184,876.10 : x
  2. Step 2: Convert to fraction form
    320,868.29/442,844.60 = 184,876.10/x
  3. Step 3: Cross multiply
    320,868.29x = 442,844.60 × 184,876.10
  4. Step 4: Simplify right side
    320,868.29x = 81,871,382,736.79
  5. Step 5: Solve for x
    x = 81,871,382,736.79/320,868.29
  6. Step 6: Final answer
    x = 255,155.73

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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.