Home / 185,552.21-256,062.93-100,669.25

Finding the Fourth Proportional to 185,552.21, 256,062.93 and 100,669.25

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Solution

The fourth proportional to 185,552.21, 256,062.93 and 100,669.25 is: 138,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,552.21 : 256,062.93 = 100,669.25 : x
  2. Step 2: Convert to fraction form
    185,552.21/256,062.93 = 100,669.25/x
  3. Step 3: Cross multiply
    185,552.21x = 256,062.93 × 100,669.25
  4. Step 4: Simplify right side
    185,552.21x = 25,777,663,115.90
  5. Step 5: Solve for x
    x = 25,777,663,115.90/185,552.21
  6. Step 6: Final answer
    x = 138,924.04

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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.