Home / 104,198.86-143,794.23-56,453.50

Finding the Fourth Proportional to 104,198.86, 143,794.23 and 56,453.50

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Solution

The fourth proportional to 104,198.86, 143,794.23 and 56,453.50 is: 77,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,198.86 : 143,794.23 = 56,453.50 : x
  2. Step 2: Convert to fraction form
    104,198.86/143,794.23 = 56,453.50/x
  3. Step 3: Cross multiply
    104,198.86x = 143,794.23 × 56,453.50
  4. Step 4: Simplify right side
    104,198.86x = 8,117,687,563.31
  5. Step 5: Solve for x
    x = 8,117,687,563.31/104,198.86
  6. Step 6: Final answer
    x = 77,905.72

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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.