Home / 190,500.39-285,762.45-50,259.15

Finding the Fourth Proportional to 190,500.39, 285,762.45 and 50,259.15

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Solution

The fourth proportional to 190,500.39, 285,762.45 and 50,259.15 is: 75,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,500.39 : 285,762.45 = 50,259.15 : x
  2. Step 2: Convert to fraction form
    190,500.39/285,762.45 = 50,259.15/x
  3. Step 3: Cross multiply
    190,500.39x = 285,762.45 × 50,259.15
  4. Step 4: Simplify right side
    190,500.39x = 14,362,177,838.92
  5. Step 5: Solve for x
    x = 14,362,177,838.92/190,500.39
  6. Step 6: Final answer
    x = 75,391.86

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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.