Home / 175,055.20-262,647.60-69,949.60

Finding the Fourth Proportional to 175,055.20, 262,647.60 and 69,949.60

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Solution

The fourth proportional to 175,055.20, 262,647.60 and 69,949.60 is: 104,950.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,055.20 : 262,647.60 = 69,949.60 : x
  2. Step 2: Convert to fraction form
    175,055.20/262,647.60 = 69,949.60/x
  3. Step 3: Cross multiply
    175,055.20x = 262,647.60 × 69,949.60
  4. Step 4: Simplify right side
    175,055.20x = 18,372,094,560.96
  5. Step 5: Solve for x
    x = 18,372,094,560.96/175,055.20
  6. Step 6: Final answer
    x = 104,950.29

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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.