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Finding the Fourth Proportional to 164,454.84, 226,947.96 and 89,003.34

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Solution

The fourth proportional to 164,454.84, 226,947.96 and 89,003.34 is: 122,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,454.84 : 226,947.96 = 89,003.34 : x
  2. Step 2: Convert to fraction form
    164,454.84/226,947.96 = 89,003.34/x
  3. Step 3: Cross multiply
    164,454.84x = 226,947.96 × 89,003.34
  4. Step 4: Simplify right side
    164,454.84x = 20,199,126,446.19
  5. Step 5: Solve for x
    x = 20,199,126,446.19/164,454.84
  6. Step 6: Final answer
    x = 122,824.76

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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.