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Finding the Fourth Proportional to 164,572.96, 227,109 and 92,952.76

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Solution

The fourth proportional to 164,572.96, 227,109 and 92,952.76 is: 128,273.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,572.96 : 227,109 = 92,952.76 : x
  2. Step 2: Convert to fraction form
    164,572.96/227,109 = 92,952.76/x
  3. Step 3: Cross multiply
    164,572.96x = 227,109 × 92,952.76
  4. Step 4: Simplify right side
    164,572.96x = 21,110,408,370.84
  5. Step 5: Solve for x
    x = 21,110,408,370.84/164,572.96
  6. Step 6: Final answer
    x = 128,273.86

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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.