Home / 132,998.40-199,405.44-49,870.08

Finding the Fourth Proportional to 132,998.40, 199,405.44 and 49,870.08

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Solution

The fourth proportional to 132,998.40, 199,405.44 and 49,870.08 is: 74,770.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,998.40 : 199,405.44 = 49,870.08 : x
  2. Step 2: Convert to fraction form
    132,998.40/199,405.44 = 49,870.08/x
  3. Step 3: Cross multiply
    132,998.40x = 199,405.44 × 49,870.08
  4. Step 4: Simplify right side
    132,998.40x = 9,944,365,245.24
  5. Step 5: Solve for x
    x = 9,944,365,245.24/132,998.40
  6. Step 6: Final answer
    x = 74,770.56

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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.