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Finding the Fourth Proportional to 179,253, 268,860.87 and 112,495.23

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Solution

The fourth proportional to 179,253, 268,860.87 and 112,495.23 is: 168,731.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,253 : 268,860.87 = 112,495.23 : x
  2. Step 2: Convert to fraction form
    179,253/268,860.87 = 112,495.23/x
  3. Step 3: Cross multiply
    179,253x = 268,860.87 × 112,495.23
  4. Step 4: Simplify right side
    179,253x = 30,245,565,408.65
  5. Step 5: Solve for x
    x = 30,245,565,408.65/179,253
  6. Step 6: Final answer
    x = 168,731.15

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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.