Home / 200,433.90-276,588.09-109,785.18

Finding the Fourth Proportional to 200,433.90, 276,588.09 and 109,785.18

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Solution

The fourth proportional to 200,433.90, 276,588.09 and 109,785.18 is: 151,497.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,433.90 : 276,588.09 = 109,785.18 : x
  2. Step 2: Convert to fraction form
    200,433.90/276,588.09 = 109,785.18/x
  3. Step 3: Cross multiply
    200,433.90x = 276,588.09 × 109,785.18
  4. Step 4: Simplify right side
    200,433.90x = 30,365,273,246.51
  5. Step 5: Solve for x
    x = 30,365,273,246.51/200,433.90
  6. Step 6: Final answer
    x = 151,497.69

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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.