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Finding the Fourth Proportional to 164,260.91, 226,679.95 and 92,640.76

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Solution

The fourth proportional to 164,260.91, 226,679.95 and 92,640.76 is: 127,844.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,260.91 : 226,679.95 = 92,640.76 : x
  2. Step 2: Convert to fraction form
    164,260.91/226,679.95 = 92,640.76/x
  3. Step 3: Cross multiply
    164,260.91x = 226,679.95 × 92,640.76
  4. Step 4: Simplify right side
    164,260.91x = 20,999,801,711.36
  5. Step 5: Solve for x
    x = 20,999,801,711.36/164,260.91
  6. Step 6: Final answer
    x = 127,844.19

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1.5x scale

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.