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Finding the Fourth Proportional to 70,758.08, 97,605.60 and 44,216

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Solution

The fourth proportional to 70,758.08, 97,605.60 and 44,216 is: 60,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,758.08 : 97,605.60 = 44,216 : x
  2. Step 2: Convert to fraction form
    70,758.08/97,605.60 = 44,216/x
  3. Step 3: Cross multiply
    70,758.08x = 97,605.60 × 44,216
  4. Step 4: Simplify right side
    70,758.08x = 4,315,729,209.60
  5. Step 5: Solve for x
    x = 4,315,729,209.60/70,758.08
  6. Step 6: Final answer
    x = 60,992.74

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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.