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Finding the Fourth Proportional to 70,150.87, 96,840.07 and 44,692.15

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Solution

The fourth proportional to 70,150.87, 96,840.07 and 44,692.15 is: 61,695.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,150.87 : 96,840.07 = 44,692.15 : x
  2. Step 2: Convert to fraction form
    70,150.87/96,840.07 = 44,692.15/x
  3. Step 3: Cross multiply
    70,150.87x = 96,840.07 × 44,692.15
  4. Step 4: Simplify right side
    70,150.87x = 4,327,990,934.45
  5. Step 5: Solve for x
    x = 4,327,990,934.45/70,150.87
  6. Step 6: Final answer
    x = 61,695.47

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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.