Home / 190,716.23-263,196.60-105,833.30

Finding the Fourth Proportional to 190,716.23, 263,196.60 and 105,833.30

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Solution

The fourth proportional to 190,716.23, 263,196.60 and 105,833.30 is: 146,054.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,716.23 : 263,196.60 = 105,833.30 : x
  2. Step 2: Convert to fraction form
    190,716.23/263,196.60 = 105,833.30/x
  3. Step 3: Cross multiply
    190,716.23x = 263,196.60 × 105,833.30
  4. Step 4: Simplify right side
    190,716.23x = 27,854,964,726.78
  5. Step 5: Solve for x
    x = 27,854,964,726.78/190,716.23
  6. Step 6: Final answer
    x = 146,054.51

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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.