Home / 190,504.61-285,556.85-64,100.97

Finding the Fourth Proportional to 190,504.61, 285,556.85 and 64,100.97

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Solution

The fourth proportional to 190,504.61, 285,556.85 and 64,100.97 is: 96,084.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,504.61 : 285,556.85 = 64,100.97 : x
  2. Step 2: Convert to fraction form
    190,504.61/285,556.85 = 64,100.97/x
  3. Step 3: Cross multiply
    190,504.61x = 285,556.85 × 64,100.97
  4. Step 4: Simplify right side
    190,504.61x = 18,304,471,075.14
  5. Step 5: Solve for x
    x = 18,304,471,075.14/190,504.61
  6. Step 6: Final answer
    x = 96,084.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.