Home / 189,850.10-284,634.54-114,952.64

Finding the Fourth Proportional to 189,850.10, 284,634.54 and 114,952.64

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Solution

The fourth proportional to 189,850.10, 284,634.54 and 114,952.64 is: 172,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,850.10 : 284,634.54 = 114,952.64 : x
  2. Step 2: Convert to fraction form
    189,850.10/284,634.54 = 114,952.64/x
  3. Step 3: Cross multiply
    189,850.10x = 284,634.54 × 114,952.64
  4. Step 4: Simplify right side
    189,850.10x = 32,719,490,385.01
  5. Step 5: Solve for x
    x = 32,719,490,385.01/189,850.10
  6. Step 6: Final answer
    x = 172,343.82

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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.