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Finding the Fourth Proportional to 70,692.42, 97,523.04 and 62,634.30

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Solution

The fourth proportional to 70,692.42, 97,523.04 and 62,634.30 is: 86,406.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,692.42 : 97,523.04 = 62,634.30 : x
  2. Step 2: Convert to fraction form
    70,692.42/97,523.04 = 62,634.30/x
  3. Step 3: Cross multiply
    70,692.42x = 97,523.04 × 62,634.30
  4. Step 4: Simplify right side
    70,692.42x = 6,108,287,344.27
  5. Step 5: Solve for x
    x = 6,108,287,344.27/70,692.42
  6. Step 6: Final answer
    x = 86,406.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.