Home / 104,274.06-143,847.46-61,802.52

Finding the Fourth Proportional to 104,274.06, 143,847.46 and 61,802.52

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Solution

The fourth proportional to 104,274.06, 143,847.46 and 61,802.52 is: 85,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,274.06 : 143,847.46 = 61,802.52 : x
  2. Step 2: Convert to fraction form
    104,274.06/143,847.46 = 61,802.52/x
  3. Step 3: Cross multiply
    104,274.06x = 143,847.46 × 61,802.52
  4. Step 4: Simplify right side
    104,274.06x = 8,890,135,523.60
  5. Step 5: Solve for x
    x = 8,890,135,523.60/104,274.06
  6. Step 6: Final answer
    x = 85,257.40

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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.