Home / 190,084.85-285,190.61-63,737.58

Finding the Fourth Proportional to 190,084.85, 285,190.61 and 63,737.58

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Solution

The fourth proportional to 190,084.85, 285,190.61 and 63,737.58 is: 95,627.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,084.85 : 285,190.61 = 63,737.58 : x
  2. Step 2: Convert to fraction form
    190,084.85/285,190.61 = 63,737.58/x
  3. Step 3: Cross multiply
    190,084.85x = 285,190.61 × 63,737.58
  4. Step 4: Simplify right side
    190,084.85x = 18,177,359,001.44
  5. Step 5: Solve for x
    x = 18,177,359,001.44/190,084.85
  6. Step 6: Final answer
    x = 95,627.61

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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.