Home / 79,901.02-110,303.33-49,696.09

Finding the Fourth Proportional to 79,901.02, 110,303.33 and 49,696.09

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Solution

The fourth proportional to 79,901.02, 110,303.33 and 49,696.09 is: 68,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,901.02 : 110,303.33 = 49,696.09 : x
  2. Step 2: Convert to fraction form
    79,901.02/110,303.33 = 49,696.09/x
  3. Step 3: Cross multiply
    79,901.02x = 110,303.33 × 49,696.09
  4. Step 4: Simplify right side
    79,901.02x = 5,481,644,214.98
  5. Step 5: Solve for x
    x = 5,481,644,214.98/79,901.02
  6. Step 6: Final answer
    x = 68,605.43

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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.