Home / 107,198.03-147,942.15-59,466.80

Finding the Fourth Proportional to 107,198.03, 147,942.15 and 59,466.80

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Solution

The fourth proportional to 107,198.03, 147,942.15 and 59,466.80 is: 82,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,198.03 : 147,942.15 = 59,466.80 : x
  2. Step 2: Convert to fraction form
    107,198.03/147,942.15 = 59,466.80/x
  3. Step 3: Cross multiply
    107,198.03x = 147,942.15 × 59,466.80
  4. Step 4: Simplify right side
    107,198.03x = 8,797,646,245.62
  5. Step 5: Solve for x
    x = 8,797,646,245.62/107,198.03
  6. Step 6: Final answer
    x = 82,069.10

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1.5x scale

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.