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Finding the Fourth Proportional to 34,442.25, 47,529.60 and 19,127.99

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Solution

The fourth proportional to 34,442.25, 47,529.60 and 19,127.99 is: 26,396.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,442.25 : 47,529.60 = 19,127.99 : x
  2. Step 2: Convert to fraction form
    34,442.25/47,529.60 = 19,127.99/x
  3. Step 3: Cross multiply
    34,442.25x = 47,529.60 × 19,127.99
  4. Step 4: Simplify right side
    34,442.25x = 909,145,475.86
  5. Step 5: Solve for x
    x = 909,145,475.86/34,442.25
  6. Step 6: Final answer
    x = 26,396.23

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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.