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Finding the Fourth Proportional to 161,279.40, 241,599.72 and 110,553.60

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Solution

The fourth proportional to 161,279.40, 241,599.72 and 110,553.60 is: 165,611.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,279.40 : 241,599.72 = 110,553.60 : x
  2. Step 2: Convert to fraction form
    161,279.40/241,599.72 = 110,553.60/x
  3. Step 3: Cross multiply
    161,279.40x = 241,599.72 × 110,553.60
  4. Step 4: Simplify right side
    161,279.40x = 26,709,718,804.99
  5. Step 5: Solve for x
    x = 26,709,718,804.99/161,279.40
  6. Step 6: Final answer
    x = 165,611.47

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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.