Home / 261,631.44-360,363.60-201,086.28

Finding the Fourth Proportional to 261,631.44, 360,363.60 and 201,086.28

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Solution

The fourth proportional to 261,631.44, 360,363.60 and 201,086.28 is: 276,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,631.44 : 360,363.60 = 201,086.28 : x
  2. Step 2: Convert to fraction form
    261,631.44/360,363.60 = 201,086.28/x
  3. Step 3: Cross multiply
    261,631.44x = 360,363.60 × 201,086.28
  4. Step 4: Simplify right side
    261,631.44x = 72,464,175,771.41
  5. Step 5: Solve for x
    x = 72,464,175,771.41/261,631.44
  6. Step 6: Final answer
    x = 276,970.44

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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.