Home / 278,025.94-383,675.43-150,701.50

Finding the Fourth Proportional to 278,025.94, 383,675.43 and 150,701.50

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Solution

The fourth proportional to 278,025.94, 383,675.43 and 150,701.50 is: 207,967.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,025.94 : 383,675.43 = 150,701.50 : x
  2. Step 2: Convert to fraction form
    278,025.94/383,675.43 = 150,701.50/x
  3. Step 3: Cross multiply
    278,025.94x = 383,675.43 × 150,701.50
  4. Step 4: Simplify right side
    278,025.94x = 57,820,462,814.15
  5. Step 5: Solve for x
    x = 57,820,462,814.15/278,025.94
  6. Step 6: Final answer
    x = 207,967.87

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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.