Home / 190,412.67-262,772.70-104,369.94

Finding the Fourth Proportional to 190,412.67, 262,772.70 and 104,369.94

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Solution

The fourth proportional to 190,412.67, 262,772.70 and 104,369.94 is: 144,032.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,412.67 : 262,772.70 = 104,369.94 : x
  2. Step 2: Convert to fraction form
    190,412.67/262,772.70 = 104,369.94/x
  3. Step 3: Cross multiply
    190,412.67x = 262,772.70 × 104,369.94
  4. Step 4: Simplify right side
    190,412.67x = 27,425,570,932.64
  5. Step 5: Solve for x
    x = 27,425,570,932.64/190,412.67
  6. Step 6: Final answer
    x = 144,032.28

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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.