Home / 187,934.58-259,362.81-103,057.11

Finding the Fourth Proportional to 187,934.58, 259,362.81 and 103,057.11

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Solution

The fourth proportional to 187,934.58, 259,362.81 and 103,057.11 is: 142,225.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,934.58 : 259,362.81 = 103,057.11 : x
  2. Step 2: Convert to fraction form
    187,934.58/259,362.81 = 103,057.11/x
  3. Step 3: Cross multiply
    187,934.58x = 259,362.81 × 103,057.11
  4. Step 4: Simplify right side
    187,934.58x = 26,729,181,640.08
  5. Step 5: Solve for x
    x = 26,729,181,640.08/187,934.58
  6. Step 6: Final answer
    x = 142,225.99

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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.