Home / 185,569.02-256,078.38-100,684.26

Finding the Fourth Proportional to 185,569.02, 256,078.38 and 100,684.26

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Solution

The fourth proportional to 185,569.02, 256,078.38 and 100,684.26 is: 138,940.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,569.02 : 256,078.38 = 100,684.26 : x
  2. Step 2: Convert to fraction form
    185,569.02/256,078.38 = 100,684.26/x
  3. Step 3: Cross multiply
    185,569.02x = 256,078.38 × 100,684.26
  4. Step 4: Simplify right side
    185,569.02x = 25,783,062,192.30
  5. Step 5: Solve for x
    x = 25,783,062,192.30/185,569.02
  6. Step 6: Final answer
    x = 138,940.55

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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.