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Finding the Fourth Proportional to 34,803.42, 48,028.32 and 18,887.88

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Solution

The fourth proportional to 34,803.42, 48,028.32 and 18,887.88 is: 26,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,803.42 : 48,028.32 = 18,887.88 : x
  2. Step 2: Convert to fraction form
    34,803.42/48,028.32 = 18,887.88/x
  3. Step 3: Cross multiply
    34,803.42x = 48,028.32 × 18,887.88
  4. Step 4: Simplify right side
    34,803.42x = 907,153,144.76
  5. Step 5: Solve for x
    x = 907,153,144.76/34,803.42
  6. Step 6: Final answer
    x = 26,065.06

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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.