Home / 47,942.47-71,916.54-14,664.84

Finding the Fourth Proportional to 47,942.47, 71,916.54 and 14,664.84

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Solution

The fourth proportional to 47,942.47, 71,916.54 and 14,664.84 is: 21,998.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,942.47 : 71,916.54 = 14,664.84 : x
  2. Step 2: Convert to fraction form
    47,942.47/71,916.54 = 14,664.84/x
  3. Step 3: Cross multiply
    47,942.47x = 71,916.54 × 14,664.84
  4. Step 4: Simplify right side
    47,942.47x = 1,054,644,552.45
  5. Step 5: Solve for x
    x = 1,054,644,552.45/47,942.47
  6. Step 6: Final answer
    x = 21,998.13

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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.