Home / 104,200.92-143,797.04-56,455.44

Finding the Fourth Proportional to 104,200.92, 143,797.04 and 56,455.44

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Solution

The fourth proportional to 104,200.92, 143,797.04 and 56,455.44 is: 77,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,200.92 : 143,797.04 = 56,455.44 : x
  2. Step 2: Convert to fraction form
    104,200.92/143,797.04 = 56,455.44/x
  3. Step 3: Cross multiply
    104,200.92x = 143,797.04 × 56,455.44
  4. Step 4: Simplify right side
    104,200.92x = 8,118,125,163.90
  5. Step 5: Solve for x
    x = 8,118,125,163.90/104,200.92
  6. Step 6: Final answer
    x = 77,908.38

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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.