Home / 190,553.40-285,830.12-50,313.24

Finding the Fourth Proportional to 190,553.40, 285,830.12 and 50,313.24

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Solution

The fourth proportional to 190,553.40, 285,830.12 and 50,313.24 is: 75,469.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,553.40 : 285,830.12 = 50,313.24 : x
  2. Step 2: Convert to fraction form
    190,553.40/285,830.12 = 50,313.24/x
  3. Step 3: Cross multiply
    190,553.40x = 285,830.12 × 50,313.24
  4. Step 4: Simplify right side
    190,553.40x = 14,381,039,426.79
  5. Step 5: Solve for x
    x = 14,381,039,426.79/190,553.40
  6. Step 6: Final answer
    x = 75,469.87

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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.