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Finding the Fourth Proportional to 164,910.58, 227,577.03 and 89,459.08

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Solution

The fourth proportional to 164,910.58, 227,577.03 and 89,459.08 is: 123,453.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,910.58 : 227,577.03 = 89,459.08 : x
  2. Step 2: Convert to fraction form
    164,910.58/227,577.03 = 89,459.08/x
  3. Step 3: Cross multiply
    164,910.58x = 227,577.03 × 89,459.08
  4. Step 4: Simplify right side
    164,910.58x = 20,358,831,331.73
  5. Step 5: Solve for x
    x = 20,358,831,331.73/164,910.58
  6. Step 6: Final answer
    x = 123,453.76

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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.