Home / 189,213.62-283,499.28-114,176.11

Finding the Fourth Proportional to 189,213.62, 283,499.28 and 114,176.11

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Solution

The fourth proportional to 189,213.62, 283,499.28 and 114,176.11 is: 171,070.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,213.62 : 283,499.28 = 114,176.11 : x
  2. Step 2: Convert to fraction form
    189,213.62/283,499.28 = 114,176.11/x
  3. Step 3: Cross multiply
    189,213.62x = 283,499.28 × 114,176.11
  4. Step 4: Simplify right side
    189,213.62x = 32,368,844,978.20
  5. Step 5: Solve for x
    x = 32,368,844,978.20/189,213.62
  6. Step 6: Final answer
    x = 171,070.38

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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.