Home / 190,638.75-285,958.14-50,397.39

Finding the Fourth Proportional to 190,638.75, 285,958.14 and 50,397.39

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Solution

The fourth proportional to 190,638.75, 285,958.14 and 50,397.39 is: 75,596.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,638.75 : 285,958.14 = 50,397.39 : x
  2. Step 2: Convert to fraction form
    190,638.75/285,958.14 = 50,397.39/x
  3. Step 3: Cross multiply
    190,638.75x = 285,958.14 × 50,397.39
  4. Step 4: Simplify right side
    190,638.75x = 14,411,543,905.25
  5. Step 5: Solve for x
    x = 14,411,543,905.25/190,638.75
  6. Step 6: Final answer
    x = 75,596.09

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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.