Home / 190,416.22-285,343.66-106,060.25

Finding the Fourth Proportional to 190,416.22, 285,343.66 and 106,060.25

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Solution

The fourth proportional to 190,416.22, 285,343.66 and 106,060.25 is: 158,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,416.22 : 285,343.66 = 106,060.25 : x
  2. Step 2: Convert to fraction form
    190,416.22/285,343.66 = 106,060.25/x
  3. Step 3: Cross multiply
    190,416.22x = 285,343.66 × 106,060.25
  4. Step 4: Simplify right side
    190,416.22x = 30,263,620,761.45
  5. Step 5: Solve for x
    x = 30,263,620,761.45/190,416.22
  6. Step 6: Final answer
    x = 158,934.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.