Home / 190,708.98-263,175.93-105,824.22

Finding the Fourth Proportional to 190,708.98, 263,175.93 and 105,824.22

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Solution

The fourth proportional to 190,708.98, 263,175.93 and 105,824.22 is: 146,036.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,708.98 : 263,175.93 = 105,824.22 : x
  2. Step 2: Convert to fraction form
    190,708.98/263,175.93 = 105,824.22/x
  3. Step 3: Cross multiply
    190,708.98x = 263,175.93 × 105,824.22
  4. Step 4: Simplify right side
    190,708.98x = 27,850,387,515.02
  5. Step 5: Solve for x
    x = 27,850,387,515.02/190,708.98
  6. Step 6: Final answer
    x = 146,036.06

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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.