Home / 185,775.22-256,372.77-100,892.28

Finding the Fourth Proportional to 185,775.22, 256,372.77 and 100,892.28

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Solution

The fourth proportional to 185,775.22, 256,372.77 and 100,892.28 is: 139,232.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,775.22 : 256,372.77 = 100,892.28 : x
  2. Step 2: Convert to fraction form
    185,775.22/256,372.77 = 100,892.28/x
  3. Step 3: Cross multiply
    185,775.22x = 256,372.77 × 100,892.28
  4. Step 4: Simplify right side
    185,775.22x = 25,866,033,295.22
  5. Step 5: Solve for x
    x = 25,866,033,295.22/185,775.22
  6. Step 6: Final answer
    x = 139,232.96

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1.5x scale

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.