Home / 194,617.44-291,712.92-76,158.60

Finding the Fourth Proportional to 194,617.44, 291,712.92 and 76,158.60

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Solution

The fourth proportional to 194,617.44, 291,712.92 and 76,158.60 is: 114,154.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,617.44 : 291,712.92 = 76,158.60 : x
  2. Step 2: Convert to fraction form
    194,617.44/291,712.92 = 76,158.60/x
  3. Step 3: Cross multiply
    194,617.44x = 291,712.92 × 76,158.60
  4. Step 4: Simplify right side
    194,617.44x = 22,216,447,589.11
  5. Step 5: Solve for x
    x = 22,216,447,589.11/194,617.44
  6. Step 6: Final answer
    x = 114,154.45

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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.