Home / 49,737.12-74,583.36-14,664.48

Finding the Fourth Proportional to 49,737.12, 74,583.36 and 14,664.48

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Solution

The fourth proportional to 49,737.12, 74,583.36 and 14,664.48 is: 21,990.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,737.12 : 74,583.36 = 14,664.48 : x
  2. Step 2: Convert to fraction form
    49,737.12/74,583.36 = 14,664.48/x
  3. Step 3: Cross multiply
    49,737.12x = 74,583.36 × 14,664.48
  4. Step 4: Simplify right side
    49,737.12x = 1,093,726,191.05
  5. Step 5: Solve for x
    x = 1,093,726,191.05/49,737.12
  6. Step 6: Final answer
    x = 21,990.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.