Home / 190,545.03-262,933.20-109,998.50

Finding the Fourth Proportional to 190,545.03, 262,933.20 and 109,998.50

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Solution

The fourth proportional to 190,545.03, 262,933.20 and 109,998.50 is: 151,786.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,545.03 : 262,933.20 = 109,998.50 : x
  2. Step 2: Convert to fraction form
    190,545.03/262,933.20 = 109,998.50/x
  3. Step 3: Cross multiply
    190,545.03x = 262,933.20 × 109,998.50
  4. Step 4: Simplify right side
    190,545.03x = 28,922,256,285.53
  5. Step 5: Solve for x
    x = 28,922,256,285.53/190,545.03
  6. Step 6: Final answer
    x = 151,786.99

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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.