Home / 106,820.60-160,182.30-47,625.80

Finding the Fourth Proportional to 106,820.60, 160,182.30 and 47,625.80

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Solution

The fourth proportional to 106,820.60, 160,182.30 and 47,625.80 is: 71,417.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,820.60 : 160,182.30 = 47,625.80 : x
  2. Step 2: Convert to fraction form
    106,820.60/160,182.30 = 47,625.80/x
  3. Step 3: Cross multiply
    106,820.60x = 160,182.30 × 47,625.80
  4. Step 4: Simplify right side
    106,820.60x = 7,628,810,183.34
  5. Step 5: Solve for x
    x = 7,628,810,183.34/106,820.60
  6. Step 6: Final answer
    x = 71,417.03

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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.