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Finding the Fourth Proportional to 47,157.69, 70,692.60 and 32,373.57

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Solution

The fourth proportional to 47,157.69, 70,692.60 and 32,373.57 is: 48,530.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,157.69 : 70,692.60 = 32,373.57 : x
  2. Step 2: Convert to fraction form
    47,157.69/70,692.60 = 32,373.57/x
  3. Step 3: Cross multiply
    47,157.69x = 70,692.60 × 32,373.57
  4. Step 4: Simplify right side
    47,157.69x = 2,288,571,834.58
  5. Step 5: Solve for x
    x = 2,288,571,834.58/47,157.69
  6. Step 6: Final answer
    x = 48,530.19

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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.