Home / 367,280.12-550,847.64-100,971.92

Finding the Fourth Proportional to 367,280.12, 550,847.64 and 100,971.92

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Solution

The fourth proportional to 367,280.12, 550,847.64 and 100,971.92 is: 151,437.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,280.12 : 550,847.64 = 100,971.92 : x
  2. Step 2: Convert to fraction form
    367,280.12/550,847.64 = 100,971.92/x
  3. Step 3: Cross multiply
    367,280.12x = 550,847.64 × 100,971.92
  4. Step 4: Simplify right side
    367,280.12x = 55,620,143,838.27
  5. Step 5: Solve for x
    x = 55,620,143,838.27/367,280.12
  6. Step 6: Final answer
    x = 151,437.94

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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.