Home / 124,466.62-171,907.38-90,626.44

Finding the Fourth Proportional to 124,466.62, 171,907.38 and 90,626.44

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Solution

The fourth proportional to 124,466.62, 171,907.38 and 90,626.44 is: 125,168.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,466.62 : 171,907.38 = 90,626.44 : x
  2. Step 2: Convert to fraction form
    124,466.62/171,907.38 = 90,626.44/x
  3. Step 3: Cross multiply
    124,466.62x = 171,907.38 × 90,626.44
  4. Step 4: Simplify right side
    124,466.62x = 15,579,353,859.13
  5. Step 5: Solve for x
    x = 15,579,353,859.13/124,466.62
  6. Step 6: Final answer
    x = 125,168.93

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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.