Home / 190,651.23-263,098.98-105,768.27

Finding the Fourth Proportional to 190,651.23, 263,098.98 and 105,768.27

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Solution

The fourth proportional to 190,651.23, 263,098.98 and 105,768.27 is: 145,960.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,651.23 : 263,098.98 = 105,768.27 : x
  2. Step 2: Convert to fraction form
    190,651.23/263,098.98 = 105,768.27/x
  3. Step 3: Cross multiply
    190,651.23x = 263,098.98 × 105,768.27
  4. Step 4: Simplify right side
    190,651.23x = 27,827,523,953.36
  5. Step 5: Solve for x
    x = 27,827,523,953.36/190,651.23
  6. Step 6: Final answer
    x = 145,960.37

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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.