Home / 47,916.90-66,125.16-27,777.87

Finding the Fourth Proportional to 47,916.90, 66,125.16 and 27,777.87

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Solution

The fourth proportional to 47,916.90, 66,125.16 and 27,777.87 is: 38,333.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,916.90 : 66,125.16 = 27,777.87 : x
  2. Step 2: Convert to fraction form
    47,916.90/66,125.16 = 27,777.87/x
  3. Step 3: Cross multiply
    47,916.90x = 66,125.16 × 27,777.87
  4. Step 4: Simplify right side
    47,916.90x = 1,836,816,098.21
  5. Step 5: Solve for x
    x = 1,836,816,098.21/47,916.90
  6. Step 6: Final answer
    x = 38,333.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.