Home / 190,770.66-263,210.04-119,223.36

Finding the Fourth Proportional to 190,770.66, 263,210.04 and 119,223.36

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Solution

The fourth proportional to 190,770.66, 263,210.04 and 119,223.36 is: 164,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,770.66 : 263,210.04 = 119,223.36 : x
  2. Step 2: Convert to fraction form
    190,770.66/263,210.04 = 119,223.36/x
  3. Step 3: Cross multiply
    190,770.66x = 263,210.04 × 119,223.36
  4. Step 4: Simplify right side
    190,770.66x = 31,380,785,354.53
  5. Step 5: Solve for x
    x = 31,380,785,354.53/190,770.66
  6. Step 6: Final answer
    x = 164,494.82

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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.