Home / 207,042.63-310,629.56-73,919.94

Finding the Fourth Proportional to 207,042.63, 310,629.56 and 73,919.94

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Solution

The fourth proportional to 207,042.63, 310,629.56 and 73,919.94 is: 110,903.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,042.63 : 310,629.56 = 73,919.94 : x
  2. Step 2: Convert to fraction form
    207,042.63/310,629.56 = 73,919.94/x
  3. Step 3: Cross multiply
    207,042.63x = 310,629.56 × 73,919.94
  4. Step 4: Simplify right side
    207,042.63x = 22,961,718,067.83
  5. Step 5: Solve for x
    x = 22,961,718,067.83/207,042.63
  6. Step 6: Final answer
    x = 110,903.33

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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.