Home / 185,634.53-256,175.61-100,751.60

Finding the Fourth Proportional to 185,634.53, 256,175.61 and 100,751.60

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Solution

The fourth proportional to 185,634.53, 256,175.61 and 100,751.60 is: 139,037.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,634.53 : 256,175.61 = 100,751.60 : x
  2. Step 2: Convert to fraction form
    185,634.53/256,175.61 = 100,751.60/x
  3. Step 3: Cross multiply
    185,634.53x = 256,175.61 × 100,751.60
  4. Step 4: Simplify right side
    185,634.53x = 25,810,102,588.48
  5. Step 5: Solve for x
    x = 25,810,102,588.48/185,634.53
  6. Step 6: Final answer
    x = 139,037.19

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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.