Home / 199,950.60-275,932.37-109,307.64

Finding the Fourth Proportional to 199,950.60, 275,932.37 and 109,307.64

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Solution

The fourth proportional to 199,950.60, 275,932.37 and 109,307.64 is: 150,844.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,950.60 : 275,932.37 = 109,307.64 : x
  2. Step 2: Convert to fraction form
    199,950.60/275,932.37 = 109,307.64/x
  3. Step 3: Cross multiply
    199,950.60x = 275,932.37 × 109,307.64
  4. Step 4: Simplify right side
    199,950.60x = 30,161,516,164.31
  5. Step 5: Solve for x
    x = 30,161,516,164.31/199,950.60
  6. Step 6: Final answer
    x = 150,844.84

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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.