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Finding the Fourth Proportional to 29,692.40, 44,538.60 and 29,231.60

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Solution

The fourth proportional to 29,692.40, 44,538.60 and 29,231.60 is: 43,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,692.40 : 44,538.60 = 29,231.60 : x
  2. Step 2: Convert to fraction form
    29,692.40/44,538.60 = 29,231.60/x
  3. Step 3: Cross multiply
    29,692.40x = 44,538.60 × 29,231.60
  4. Step 4: Simplify right side
    29,692.40x = 1,301,934,539.76
  5. Step 5: Solve for x
    x = 1,301,934,539.76/29,692.40
  6. Step 6: Final answer
    x = 43,847.40

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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.