Home / 173,145.08-259,732.40-60,815.49

Finding the Fourth Proportional to 173,145.08, 259,732.40 and 60,815.49

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Solution

The fourth proportional to 173,145.08, 259,732.40 and 60,815.49 is: 91,228.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,145.08 : 259,732.40 = 60,815.49 : x
  2. Step 2: Convert to fraction form
    173,145.08/259,732.40 = 60,815.49/x
  3. Step 3: Cross multiply
    173,145.08x = 259,732.40 × 60,815.49
  4. Step 4: Simplify right side
    173,145.08x = 15,795,752,870.80
  5. Step 5: Solve for x
    x = 15,795,752,870.80/173,145.08
  6. Step 6: Final answer
    x = 91,228.43

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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.