Home / 187,905.04-259,272.44-111,410

Finding the Fourth Proportional to 187,905.04, 259,272.44 and 111,410

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Solution

The fourth proportional to 187,905.04, 259,272.44 and 111,410 is: 153,724.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,905.04 : 259,272.44 = 111,410 : x
  2. Step 2: Convert to fraction form
    187,905.04/259,272.44 = 111,410/x
  3. Step 3: Cross multiply
    187,905.04x = 259,272.44 × 111,410
  4. Step 4: Simplify right side
    187,905.04x = 28,885,542,540.40
  5. Step 5: Solve for x
    x = 28,885,542,540.40/187,905.04
  6. Step 6: Final answer
    x = 153,724.15

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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.