Home / 278,167.14-383,870.64-150,843.03

Finding the Fourth Proportional to 278,167.14, 383,870.64 and 150,843.03

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Solution

The fourth proportional to 278,167.14, 383,870.64 and 150,843.03 is: 208,163.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,167.14 : 383,870.64 = 150,843.03 : x
  2. Step 2: Convert to fraction form
    278,167.14/383,870.64 = 150,843.03/x
  3. Step 3: Cross multiply
    278,167.14x = 383,870.64 × 150,843.03
  4. Step 4: Simplify right side
    278,167.14x = 57,904,210,465.64
  5. Step 5: Solve for x
    x = 57,904,210,465.64/278,167.14
  6. Step 6: Final answer
    x = 208,163.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.