Home / 187,845.03-259,230.65-102,966.75

Finding the Fourth Proportional to 187,845.03, 259,230.65 and 102,966.75

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Solution

The fourth proportional to 187,845.03, 259,230.65 and 102,966.75 is: 142,096.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,845.03 : 259,230.65 = 102,966.75 : x
  2. Step 2: Convert to fraction form
    187,845.03/259,230.65 = 102,966.75/x
  3. Step 3: Cross multiply
    187,845.03x = 259,230.65 × 102,966.75
  4. Step 4: Simplify right side
    187,845.03x = 26,692,137,016.05
  5. Step 5: Solve for x
    x = 26,692,137,016.05/187,845.03
  6. Step 6: Final answer
    x = 142,096.58

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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.