Home / 147,832.40-204,004.36-80,764.40

Finding the Fourth Proportional to 147,832.40, 204,004.36 and 80,764.40

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Solution

The fourth proportional to 147,832.40, 204,004.36 and 80,764.40 is: 111,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,832.40 : 204,004.36 = 80,764.40 : x
  2. Step 2: Convert to fraction form
    147,832.40/204,004.36 = 80,764.40/x
  3. Step 3: Cross multiply
    147,832.40x = 204,004.36 × 80,764.40
  4. Step 4: Simplify right side
    147,832.40x = 16,476,289,732.78
  5. Step 5: Solve for x
    x = 16,476,289,732.78/147,832.40
  6. Step 6: Final answer
    x = 111,452.49

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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.