Home / 190,536.60-262,936.62-105,651.84

Finding the Fourth Proportional to 190,536.60, 262,936.62 and 105,651.84

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Solution

The fourth proportional to 190,536.60, 262,936.62 and 105,651.84 is: 145,797.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,536.60 : 262,936.62 = 105,651.84 : x
  2. Step 2: Convert to fraction form
    190,536.60/262,936.62 = 105,651.84/x
  3. Step 3: Cross multiply
    190,536.60x = 262,936.62 × 105,651.84
  4. Step 4: Simplify right side
    190,536.60x = 27,779,737,706.38
  5. Step 5: Solve for x
    x = 27,779,737,706.38/190,536.60
  6. Step 6: Final answer
    x = 145,797.38

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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.