Home / 59,418.62-89,128.14-15,045.36

Finding the Fourth Proportional to 59,418.62, 89,128.14 and 15,045.36

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Solution

The fourth proportional to 59,418.62, 89,128.14 and 15,045.36 is: 22,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,418.62 : 89,128.14 = 15,045.36 : x
  2. Step 2: Convert to fraction form
    59,418.62/89,128.14 = 15,045.36/x
  3. Step 3: Cross multiply
    59,418.62x = 89,128.14 × 15,045.36
  4. Step 4: Simplify right side
    59,418.62x = 1,340,964,604.09
  5. Step 5: Solve for x
    x = 1,340,964,604.09/59,418.62
  6. Step 6: Final answer
    x = 22,568.09

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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.