Home / 200,128.06-276,149.66-114,098.14

Finding the Fourth Proportional to 200,128.06, 276,149.66 and 114,098.14

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Solution

The fourth proportional to 200,128.06, 276,149.66 and 114,098.14 is: 157,440.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,128.06 : 276,149.66 = 114,098.14 : x
  2. Step 2: Convert to fraction form
    200,128.06/276,149.66 = 114,098.14/x
  3. Step 3: Cross multiply
    200,128.06x = 276,149.66 × 114,098.14
  4. Step 4: Simplify right side
    200,128.06x = 31,508,162,567.63
  5. Step 5: Solve for x
    x = 31,508,162,567.63/200,128.06
  6. Step 6: Final answer
    x = 157,440.00

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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.