Home / 190,360.38-262,691.64-104,318.33

Finding the Fourth Proportional to 190,360.38, 262,691.64 and 104,318.33

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Solution

The fourth proportional to 190,360.38, 262,691.64 and 104,318.33 is: 143,956.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,360.38 : 262,691.64 = 104,318.33 : x
  2. Step 2: Convert to fraction form
    190,360.38/262,691.64 = 104,318.33/x
  3. Step 3: Cross multiply
    190,360.38x = 262,691.64 × 104,318.33
  4. Step 4: Simplify right side
    190,360.38x = 27,403,553,324.90
  5. Step 5: Solve for x
    x = 27,403,553,324.90/190,360.38
  6. Step 6: Final answer
    x = 143,956.18

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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.