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Finding the Fourth Proportional to 35,045.30, 48,362.18 and 21,611.18

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Solution

The fourth proportional to 35,045.30, 48,362.18 and 21,611.18 is: 29,823.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,045.30 : 48,362.18 = 21,611.18 : x
  2. Step 2: Convert to fraction form
    35,045.30/48,362.18 = 21,611.18/x
  3. Step 3: Cross multiply
    35,045.30x = 48,362.18 × 21,611.18
  4. Step 4: Simplify right side
    35,045.30x = 1,045,163,777.17
  5. Step 5: Solve for x
    x = 1,045,163,777.17/35,045.30
  6. Step 6: Final answer
    x = 29,823.22

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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.