Home / 190,717.98-263,188.35-105,833.22

Finding the Fourth Proportional to 190,717.98, 263,188.35 and 105,833.22

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Solution

The fourth proportional to 190,717.98, 263,188.35 and 105,833.22 is: 146,048.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,717.98 : 263,188.35 = 105,833.22 : x
  2. Step 2: Convert to fraction form
    190,717.98/263,188.35 = 105,833.22/x
  3. Step 3: Cross multiply
    190,717.98x = 263,188.35 × 105,833.22
  4. Step 4: Simplify right side
    190,717.98x = 27,854,070,546.99
  5. Step 5: Solve for x
    x = 27,854,070,546.99/190,717.98
  6. Step 6: Final answer
    x = 146,048.48

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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.