Home / 217,916.38-300,029.43-185,957.02

Finding the Fourth Proportional to 217,916.38, 300,029.43 and 185,957.02

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Solution

The fourth proportional to 217,916.38, 300,029.43 and 185,957.02 is: 256,027.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,916.38 : 300,029.43 = 185,957.02 : x
  2. Step 2: Convert to fraction form
    217,916.38/300,029.43 = 185,957.02/x
  3. Step 3: Cross multiply
    217,916.38x = 300,029.43 × 185,957.02
  4. Step 4: Simplify right side
    217,916.38x = 55,792,578,715.10
  5. Step 5: Solve for x
    x = 55,792,578,715.10/217,916.38
  6. Step 6: Final answer
    x = 256,027.47

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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.