Home / 270,179.07-405,049.88-112,525.53

Finding the Fourth Proportional to 270,179.07, 405,049.88 and 112,525.53

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Solution

The fourth proportional to 270,179.07, 405,049.88 and 112,525.53 is: 168,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,179.07 : 405,049.88 = 112,525.53 : x
  2. Step 2: Convert to fraction form
    270,179.07/405,049.88 = 112,525.53/x
  3. Step 3: Cross multiply
    270,179.07x = 405,049.88 × 112,525.53
  4. Step 4: Simplify right side
    270,179.07x = 45,578,451,860.81
  5. Step 5: Solve for x
    x = 45,578,451,860.81/270,179.07
  6. Step 6: Final answer
    x = 168,697.20

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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.