Home / 102,198.02-153,297.08-45,972.44

Finding the Fourth Proportional to 102,198.02, 153,297.08 and 45,972.44

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Solution

The fourth proportional to 102,198.02, 153,297.08 and 45,972.44 is: 68,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,198.02 : 153,297.08 = 45,972.44 : x
  2. Step 2: Convert to fraction form
    102,198.02/153,297.08 = 45,972.44/x
  3. Step 3: Cross multiply
    102,198.02x = 153,297.08 × 45,972.44
  4. Step 4: Simplify right side
    102,198.02x = 7,047,440,965.86
  5. Step 5: Solve for x
    x = 7,047,440,965.86/102,198.02
  6. Step 6: Final answer
    x = 68,958.68

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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.