Home / 190,244.10-262,536.75-105,361.08

Finding the Fourth Proportional to 190,244.10, 262,536.75 and 105,361.08

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Solution

The fourth proportional to 190,244.10, 262,536.75 and 105,361.08 is: 145,398.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,244.10 : 262,536.75 = 105,361.08 : x
  2. Step 2: Convert to fraction form
    190,244.10/262,536.75 = 105,361.08/x
  3. Step 3: Cross multiply
    190,244.10x = 262,536.75 × 105,361.08
  4. Step 4: Simplify right side
    190,244.10x = 27,661,155,519.69
  5. Step 5: Solve for x
    x = 27,661,155,519.69/190,244.10
  6. Step 6: Final answer
    x = 145,398.23

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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.