Home / 248,741.80-373,165.83-80,271.70

Finding the Fourth Proportional to 248,741.80, 373,165.83 and 80,271.70

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Solution

The fourth proportional to 248,741.80, 373,165.83 and 80,271.70 is: 120,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,741.80 : 373,165.83 = 80,271.70 : x
  2. Step 2: Convert to fraction form
    248,741.80/373,165.83 = 80,271.70/x
  3. Step 3: Cross multiply
    248,741.80x = 373,165.83 × 80,271.70
  4. Step 4: Simplify right side
    248,741.80x = 29,954,655,556.01
  5. Step 5: Solve for x
    x = 29,954,655,556.01/248,741.80
  6. Step 6: Final answer
    x = 120,424.70

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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.