Home / 190,165.50-285,346.62-96,671.34

Finding the Fourth Proportional to 190,165.50, 285,346.62 and 96,671.34

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Solution

The fourth proportional to 190,165.50, 285,346.62 and 96,671.34 is: 145,057.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,165.50 : 285,346.62 = 96,671.34 : x
  2. Step 2: Convert to fraction form
    190,165.50/285,346.62 = 96,671.34/x
  3. Step 3: Cross multiply
    190,165.50x = 285,346.62 × 96,671.34
  4. Step 4: Simplify right side
    190,165.50x = 27,584,840,119.87
  5. Step 5: Solve for x
    x = 27,584,840,119.87/190,165.50
  6. Step 6: Final answer
    x = 145,057.02

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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.