Home / 190,994.84-263,239.25-139,899.02

Finding the Fourth Proportional to 190,994.84, 263,239.25 and 139,899.02

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Solution

The fourth proportional to 190,994.84, 263,239.25 and 139,899.02 is: 192,816.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,994.84 : 263,239.25 = 139,899.02 : x
  2. Step 2: Convert to fraction form
    190,994.84/263,239.25 = 139,899.02/x
  3. Step 3: Cross multiply
    190,994.84x = 263,239.25 × 139,899.02
  4. Step 4: Simplify right side
    190,994.84x = 36,826,911,084.84
  5. Step 5: Solve for x
    x = 36,826,911,084.84/190,994.84
  6. Step 6: Final answer
    x = 192,816.26

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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.