Home / 148,448.23-204,860.82-84,786.15

Finding the Fourth Proportional to 148,448.23, 204,860.82 and 84,786.15

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Solution

The fourth proportional to 148,448.23, 204,860.82 and 84,786.15 is: 117,006.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,448.23 : 204,860.82 = 84,786.15 : x
  2. Step 2: Convert to fraction form
    148,448.23/204,860.82 = 84,786.15/x
  3. Step 3: Cross multiply
    148,448.23x = 204,860.82 × 84,786.15
  4. Step 4: Simplify right side
    148,448.23x = 17,369,360,213.64
  5. Step 5: Solve for x
    x = 17,369,360,213.64/148,448.23
  6. Step 6: Final answer
    x = 117,006.18

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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.