Home / 122,590.43-169,173.63-68,141.17

Finding the Fourth Proportional to 122,590.43, 169,173.63 and 68,141.17

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Solution

The fourth proportional to 122,590.43, 169,173.63 and 68,141.17 is: 94,034.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,590.43 : 169,173.63 = 68,141.17 : x
  2. Step 2: Convert to fraction form
    122,590.43/169,173.63 = 68,141.17/x
  3. Step 3: Cross multiply
    122,590.43x = 169,173.63 × 68,141.17
  4. Step 4: Simplify right side
    122,590.43x = 11,527,689,336.88
  5. Step 5: Solve for x
    x = 11,527,689,336.88/122,590.43
  6. Step 6: Final answer
    x = 94,034.17

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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.