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Finding the Fourth Proportional to 161,092.64, 241,546.35 and 66,388.20

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Solution

The fourth proportional to 161,092.64, 241,546.35 and 66,388.20 is: 99,544.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,092.64 : 241,546.35 = 66,388.20 : x
  2. Step 2: Convert to fraction form
    161,092.64/241,546.35 = 66,388.20/x
  3. Step 3: Cross multiply
    161,092.64x = 241,546.35 × 66,388.20
  4. Step 4: Simplify right side
    161,092.64x = 16,035,827,393.07
  5. Step 5: Solve for x
    x = 16,035,827,393.07/161,092.64
  6. Step 6: Final answer
    x = 99,544.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.