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Finding the Fourth Proportional to 104,611.24, 156,826.14 and 42,241.24

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Solution

The fourth proportional to 104,611.24, 156,826.14 and 42,241.24 is: 63,325.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,611.24 : 156,826.14 = 42,241.24 : x
  2. Step 2: Convert to fraction form
    104,611.24/156,826.14 = 42,241.24/x
  3. Step 3: Cross multiply
    104,611.24x = 156,826.14 × 42,241.24
  4. Step 4: Simplify right side
    104,611.24x = 6,624,530,618.01
  5. Step 5: Solve for x
    x = 6,624,530,618.01/104,611.24
  6. Step 6: Final answer
    x = 63,325.23

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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.