Home / 192,969.03-289,774.31-130,193.02

Finding the Fourth Proportional to 192,969.03, 289,774.31 and 130,193.02

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Solution

The fourth proportional to 192,969.03, 289,774.31 and 130,193.02 is: 195,505.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,969.03 : 289,774.31 = 130,193.02 : x
  2. Step 2: Convert to fraction form
    192,969.03/289,774.31 = 130,193.02/x
  3. Step 3: Cross multiply
    192,969.03x = 289,774.31 × 130,193.02
  4. Step 4: Simplify right side
    192,969.03x = 37,726,592,537.32
  5. Step 5: Solve for x
    x = 37,726,592,537.32/192,969.03
  6. Step 6: Final answer
    x = 195,505.94

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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.