Home / 367,130.64-550,712.04-100,917.36

Finding the Fourth Proportional to 367,130.64, 550,712.04 and 100,917.36

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Solution

The fourth proportional to 367,130.64, 550,712.04 and 100,917.36 is: 151,380.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,130.64 : 550,712.04 = 100,917.36 : x
  2. Step 2: Convert to fraction form
    367,130.64/550,712.04 = 100,917.36/x
  3. Step 3: Cross multiply
    367,130.64x = 550,712.04 × 100,917.36
  4. Step 4: Simplify right side
    367,130.64x = 55,576,405,197.01
  5. Step 5: Solve for x
    x = 55,576,405,197.01/367,130.64
  6. Step 6: Final answer
    x = 151,380.46

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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.