Home / 200,001.24-276,071.16-115,152.12

Finding the Fourth Proportional to 200,001.24, 276,071.16 and 115,152.12

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Solution

The fourth proportional to 200,001.24, 276,071.16 and 115,152.12 is: 158,949.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,001.24 : 276,071.16 = 115,152.12 : x
  2. Step 2: Convert to fraction form
    200,001.24/276,071.16 = 115,152.12/x
  3. Step 3: Cross multiply
    200,001.24x = 276,071.16 × 115,152.12
  4. Step 4: Simplify right side
    200,001.24x = 31,790,179,344.86
  5. Step 5: Solve for x
    x = 31,790,179,344.86/200,001.24
  6. Step 6: Final answer
    x = 158,949.91

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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.