Home / 190,350.41-262,706.88-109,777.91

Finding the Fourth Proportional to 190,350.41, 262,706.88 and 109,777.91

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Solution

The fourth proportional to 190,350.41, 262,706.88 and 109,777.91 is: 151,506.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,350.41 : 262,706.88 = 109,777.91 : x
  2. Step 2: Convert to fraction form
    190,350.41/262,706.88 = 109,777.91/x
  3. Step 3: Cross multiply
    190,350.41x = 262,706.88 × 109,777.91
  4. Step 4: Simplify right side
    190,350.41x = 28,839,412,229.02
  5. Step 5: Solve for x
    x = 28,839,412,229.02/190,350.41
  6. Step 6: Final answer
    x = 151,506.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.