Home / 187,943.14-259,110.62-149,309.15

Finding the Fourth Proportional to 187,943.14, 259,110.62 and 149,309.15

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Solution

The fourth proportional to 187,943.14, 259,110.62 and 149,309.15 is: 205,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,943.14 : 259,110.62 = 149,309.15 : x
  2. Step 2: Convert to fraction form
    187,943.14/259,110.62 = 149,309.15/x
  3. Step 3: Cross multiply
    187,943.14x = 259,110.62 × 149,309.15
  4. Step 4: Simplify right side
    187,943.14x = 38,687,586,094.66
  5. Step 5: Solve for x
    x = 38,687,586,094.66/187,943.14
  6. Step 6: Final answer
    x = 205,847.30

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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.