Home / 370,872.05-556,162.50-130,934.75

Finding the Fourth Proportional to 370,872.05, 556,162.50 and 130,934.75

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Solution

The fourth proportional to 370,872.05, 556,162.50 and 130,934.75 is: 196,350.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,872.05 : 556,162.50 = 130,934.75 : x
  2. Step 2: Convert to fraction form
    370,872.05/556,162.50 = 130,934.75/x
  3. Step 3: Cross multiply
    370,872.05x = 556,162.50 × 130,934.75
  4. Step 4: Simplify right side
    370,872.05x = 72,820,997,896.88
  5. Step 5: Solve for x
    x = 72,820,997,896.88/370,872.05
  6. Step 6: Final answer
    x = 196,350.73

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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.