Home / 190,406.34-285,328.74-106,050.33

Finding the Fourth Proportional to 190,406.34, 285,328.74 and 106,050.33

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Solution

The fourth proportional to 190,406.34, 285,328.74 and 106,050.33 is: 158,919.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,406.34 : 285,328.74 = 106,050.33 : x
  2. Step 2: Convert to fraction form
    190,406.34/285,328.74 = 106,050.33/x
  3. Step 3: Cross multiply
    190,406.34x = 285,328.74 × 106,050.33
  4. Step 4: Simplify right side
    190,406.34x = 30,259,207,035.48
  5. Step 5: Solve for x
    x = 30,259,207,035.48/190,406.34
  6. Step 6: Final answer
    x = 158,919.11

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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.