Home / 52,080.75-78,104.93-18,796.46

Finding the Fourth Proportional to 52,080.75, 78,104.93 and 18,796.46

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Solution

The fourth proportional to 52,080.75, 78,104.93 and 18,796.46 is: 28,188.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,080.75 : 78,104.93 = 18,796.46 : x
  2. Step 2: Convert to fraction form
    52,080.75/78,104.93 = 18,796.46/x
  3. Step 3: Cross multiply
    52,080.75x = 78,104.93 × 18,796.46
  4. Step 4: Simplify right side
    52,080.75x = 1,468,095,708.04
  5. Step 5: Solve for x
    x = 1,468,095,708.04/52,080.75
  6. Step 6: Final answer
    x = 28,188.84

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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.