Home / 185,633.44-256,174.39-100,750.50

Finding the Fourth Proportional to 185,633.44, 256,174.39 and 100,750.50

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Solution

The fourth proportional to 185,633.44, 256,174.39 and 100,750.50 is: 139,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,633.44 : 256,174.39 = 100,750.50 : x
  2. Step 2: Convert to fraction form
    185,633.44/256,174.39 = 100,750.50/x
  3. Step 3: Cross multiply
    185,633.44x = 256,174.39 × 100,750.50
  4. Step 4: Simplify right side
    185,633.44x = 25,809,696,987.38
  5. Step 5: Solve for x
    x = 25,809,696,987.38/185,633.44
  6. Step 6: Final answer
    x = 139,035.82

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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.