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Finding the Fourth Proportional to 85,466.59, 117,941.41 and 47,225.53

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Solution

The fourth proportional to 85,466.59, 117,941.41 and 47,225.53 is: 65,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,466.59 : 117,941.41 = 47,225.53 : x
  2. Step 2: Convert to fraction form
    85,466.59/117,941.41 = 47,225.53/x
  3. Step 3: Cross multiply
    85,466.59x = 117,941.41 × 47,225.53
  4. Step 4: Simplify right side
    85,466.59x = 5,569,845,596.20
  5. Step 5: Solve for x
    x = 5,569,845,596.20/85,466.59
  6. Step 6: Final answer
    x = 65,169.86

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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.