Home / 200,321.13-276,443.18-109,677.11

Finding the Fourth Proportional to 200,321.13, 276,443.18 and 109,677.11

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Solution

The fourth proportional to 200,321.13, 276,443.18 and 109,677.11 is: 151,354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,321.13 : 276,443.18 = 109,677.11 : x
  2. Step 2: Convert to fraction form
    200,321.13/276,443.18 = 109,677.11/x
  3. Step 3: Cross multiply
    200,321.13x = 276,443.18 × 109,677.11
  4. Step 4: Simplify right side
    200,321.13x = 30,319,487,542.30
  5. Step 5: Solve for x
    x = 30,319,487,542.30/200,321.13
  6. Step 6: Final answer
    x = 151,354.41

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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.