Home / 131,194.66-181,042.23-74,604.82

Finding the Fourth Proportional to 131,194.66, 181,042.23 and 74,604.82

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Solution

The fourth proportional to 131,194.66, 181,042.23 and 74,604.82 is: 102,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,194.66 : 181,042.23 = 74,604.82 : x
  2. Step 2: Convert to fraction form
    131,194.66/181,042.23 = 74,604.82/x
  3. Step 3: Cross multiply
    131,194.66x = 181,042.23 × 74,604.82
  4. Step 4: Simplify right side
    131,194.66x = 13,506,622,981.55
  5. Step 5: Solve for x
    x = 13,506,622,981.55/131,194.66
  6. Step 6: Final answer
    x = 102,951.01

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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.