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Finding the Fourth Proportional to 164,456.76, 226,950.20 and 92,837.40

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Solution

The fourth proportional to 164,456.76, 226,950.20 and 92,837.40 is: 128,115.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,456.76 : 226,950.20 = 92,837.40 : x
  2. Step 2: Convert to fraction form
    164,456.76/226,950.20 = 92,837.40/x
  3. Step 3: Cross multiply
    164,456.76x = 226,950.20 × 92,837.40
  4. Step 4: Simplify right side
    164,456.76x = 21,069,466,497.48
  5. Step 5: Solve for x
    x = 21,069,466,497.48/164,456.76
  6. Step 6: Final answer
    x = 128,115.54

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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.