Home / 200,113.92-276,170.04-115,229.16

Finding the Fourth Proportional to 200,113.92, 276,170.04 and 115,229.16

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Solution

The fourth proportional to 200,113.92, 276,170.04 and 115,229.16 is: 159,023.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,113.92 : 276,170.04 = 115,229.16 : x
  2. Step 2: Convert to fraction form
    200,113.92/276,170.04 = 115,229.16/x
  3. Step 3: Cross multiply
    200,113.92x = 276,170.04 × 115,229.16
  4. Step 4: Simplify right side
    200,113.92x = 31,822,841,726.37
  5. Step 5: Solve for x
    x = 31,822,841,726.37/200,113.92
  6. Step 6: Final answer
    x = 159,023.63

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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.