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Finding the Fourth Proportional to 161,191.61, 241,724.06 and 54,546.20

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Solution

The fourth proportional to 161,191.61, 241,724.06 and 54,546.20 is: 81,797.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,191.61 : 241,724.06 = 54,546.20 : x
  2. Step 2: Convert to fraction form
    161,191.61/241,724.06 = 54,546.20/x
  3. Step 3: Cross multiply
    161,191.61x = 241,724.06 × 54,546.20
  4. Step 4: Simplify right side
    161,191.61x = 13,185,127,440.22
  5. Step 5: Solve for x
    x = 13,185,127,440.22/161,191.61
  6. Step 6: Final answer
    x = 81,797.85

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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.