Home / 187,249.46-258,390.95-106,662.15

Finding the Fourth Proportional to 187,249.46, 258,390.95 and 106,662.15

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Solution

The fourth proportional to 187,249.46, 258,390.95 and 106,662.15 is: 147,186.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,249.46 : 258,390.95 = 106,662.15 : x
  2. Step 2: Convert to fraction form
    187,249.46/258,390.95 = 106,662.15/x
  3. Step 3: Cross multiply
    187,249.46x = 258,390.95 × 106,662.15
  4. Step 4: Simplify right side
    187,249.46x = 27,560,533,734.23
  5. Step 5: Solve for x
    x = 27,560,533,734.23/187,249.46
  6. Step 6: Final answer
    x = 147,186.19

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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.