Home / 163,784.78-226,036.06-92,160.26

Finding the Fourth Proportional to 163,784.78, 226,036.06 and 92,160.26

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Solution

The fourth proportional to 163,784.78, 226,036.06 and 92,160.26 is: 127,188.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,784.78 : 226,036.06 = 92,160.26 : x
  2. Step 2: Convert to fraction form
    163,784.78/226,036.06 = 92,160.26/x
  3. Step 3: Cross multiply
    163,784.78x = 226,036.06 × 92,160.26
  4. Step 4: Simplify right side
    163,784.78x = 20,831,542,058.98
  5. Step 5: Solve for x
    x = 20,831,542,058.98/163,784.78
  6. Step 6: Final answer
    x = 127,188.51

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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.