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Finding the Fourth Proportional to 182,145.60, 273,099.60 and 163,483.20

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Solution

The fourth proportional to 182,145.60, 273,099.60 and 163,483.20 is: 245,118.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,145.60 : 273,099.60 = 163,483.20 : x
  2. Step 2: Convert to fraction form
    182,145.60/273,099.60 = 163,483.20/x
  3. Step 3: Cross multiply
    182,145.60x = 273,099.60 × 163,483.20
  4. Step 4: Simplify right side
    182,145.60x = 44,647,196,526.72
  5. Step 5: Solve for x
    x = 44,647,196,526.72/182,145.60
  6. Step 6: Final answer
    x = 245,118.17

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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.