Home / 147,844.36-204,024.90-80,776.36

Finding the Fourth Proportional to 147,844.36, 204,024.90 and 80,776.36

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Solution

The fourth proportional to 147,844.36, 204,024.90 and 80,776.36 is: 111,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,844.36 : 204,024.90 = 80,776.36 : x
  2. Step 2: Convert to fraction form
    147,844.36/204,024.90 = 80,776.36/x
  3. Step 3: Cross multiply
    147,844.36x = 204,024.90 × 80,776.36
  4. Step 4: Simplify right side
    147,844.36x = 16,480,388,771.36
  5. Step 5: Solve for x
    x = 16,480,388,771.36/147,844.36
  6. Step 6: Final answer
    x = 111,471.20

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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.