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Finding the Fourth Proportional to 85,162.50, 117,524.25 and 47,435.94

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Solution

The fourth proportional to 85,162.50, 117,524.25 and 47,435.94 is: 65,461.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,162.50 : 117,524.25 = 47,435.94 : x
  2. Step 2: Convert to fraction form
    85,162.50/117,524.25 = 47,435.94/x
  3. Step 3: Cross multiply
    85,162.50x = 117,524.25 × 47,435.94
  4. Step 4: Simplify right side
    85,162.50x = 5,574,873,271.55
  5. Step 5: Solve for x
    x = 5,574,873,271.55/85,162.50
  6. Step 6: Final answer
    x = 65,461.60

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