Home / 183,811.38-275,566.41-65,415.30

Finding the Fourth Proportional to 183,811.38, 275,566.41 and 65,415.30

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Solution

The fourth proportional to 183,811.38, 275,566.41 and 65,415.30 is: 98,069.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,811.38 : 275,566.41 = 65,415.30 : x
  2. Step 2: Convert to fraction form
    183,811.38/275,566.41 = 65,415.30/x
  3. Step 3: Cross multiply
    183,811.38x = 275,566.41 × 65,415.30
  4. Step 4: Simplify right side
    183,811.38x = 18,026,259,380.07
  5. Step 5: Solve for x
    x = 18,026,259,380.07/183,811.38
  6. Step 6: Final answer
    x = 98,069.33

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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.