Home / 202,986.02-304,516.43-68,036.92

Finding the Fourth Proportional to 202,986.02, 304,516.43 and 68,036.92

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Solution

The fourth proportional to 202,986.02, 304,516.43 and 68,036.92 is: 102,067.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,986.02 : 304,516.43 = 68,036.92 : x
  2. Step 2: Convert to fraction form
    202,986.02/304,516.43 = 68,036.92/x
  3. Step 3: Cross multiply
    202,986.02x = 304,516.43 × 68,036.92
  4. Step 4: Simplify right side
    202,986.02x = 20,718,359,986.60
  5. Step 5: Solve for x
    x = 20,718,359,986.60/202,986.02
  6. Step 6: Final answer
    x = 102,067.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.