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Finding the Fourth Proportional to 101,515.91, 140,114.48 and 59,099.04

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Solution

The fourth proportional to 101,515.91, 140,114.48 and 59,099.04 is: 81,569.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,515.91 : 140,114.48 = 59,099.04 : x
  2. Step 2: Convert to fraction form
    101,515.91/140,114.48 = 59,099.04/x
  3. Step 3: Cross multiply
    101,515.91x = 140,114.48 × 59,099.04
  4. Step 4: Simplify right side
    101,515.91x = 8,280,630,962.60
  5. Step 5: Solve for x
    x = 8,280,630,962.60/101,515.91
  6. Step 6: Final answer
    x = 81,569.79

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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.