Home / 190,537.01-262,922.11-109,990.48

Finding the Fourth Proportional to 190,537.01, 262,922.11 and 109,990.48

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Solution

The fourth proportional to 190,537.01, 262,922.11 and 109,990.48 is: 151,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,537.01 : 262,922.11 = 109,990.48 : x
  2. Step 2: Convert to fraction form
    190,537.01/262,922.11 = 109,990.48/x
  3. Step 3: Cross multiply
    190,537.01x = 262,922.11 × 109,990.48
  4. Step 4: Simplify right side
    190,537.01x = 28,918,927,766.90
  5. Step 5: Solve for x
    x = 28,918,927,766.90/190,537.01
  6. Step 6: Final answer
    x = 151,775.91

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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.