Home / 163,664.17-225,838.19-92,042.66

Finding the Fourth Proportional to 163,664.17, 225,838.19 and 92,042.66

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Solution

The fourth proportional to 163,664.17, 225,838.19 and 92,042.66 is: 127,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,664.17 : 225,838.19 = 92,042.66 : x
  2. Step 2: Convert to fraction form
    163,664.17/225,838.19 = 92,042.66/x
  3. Step 3: Cross multiply
    163,664.17x = 225,838.19 × 92,042.66
  4. Step 4: Simplify right side
    163,664.17x = 20,786,748,531.89
  5. Step 5: Solve for x
    x = 20,786,748,531.89/163,664.17
  6. Step 6: Final answer
    x = 127,008.55

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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.