Home / 134,355.89-201,568.69-39,589.43

Finding the Fourth Proportional to 134,355.89, 201,568.69 and 39,589.43

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Solution

The fourth proportional to 134,355.89, 201,568.69 and 39,589.43 is: 59,394.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,355.89 : 201,568.69 = 39,589.43 : x
  2. Step 2: Convert to fraction form
    134,355.89/201,568.69 = 39,589.43/x
  3. Step 3: Cross multiply
    134,355.89x = 201,568.69 × 39,589.43
  4. Step 4: Simplify right side
    134,355.89x = 7,979,988,695.94
  5. Step 5: Solve for x
    x = 7,979,988,695.94/134,355.89
  6. Step 6: Final answer
    x = 59,394.41

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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.