Home / 110,763.70-166,145.55-51,605.35

Finding the Fourth Proportional to 110,763.70, 166,145.55 and 51,605.35

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Solution

The fourth proportional to 110,763.70, 166,145.55 and 51,605.35 is: 77,408.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,763.70 : 166,145.55 = 51,605.35 : x
  2. Step 2: Convert to fraction form
    110,763.70/166,145.55 = 51,605.35/x
  3. Step 3: Cross multiply
    110,763.70x = 166,145.55 × 51,605.35
  4. Step 4: Simplify right side
    110,763.70x = 8,573,999,258.69
  5. Step 5: Solve for x
    x = 8,573,999,258.69/110,763.70
  6. Step 6: Final answer
    x = 77,408.03

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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.