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Finding the Fourth Proportional to 183,163.60, 274,417.35 and 156,919.60

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Solution

The fourth proportional to 183,163.60, 274,417.35 and 156,919.60 is: 235,098.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,163.60 : 274,417.35 = 156,919.60 : x
  2. Step 2: Convert to fraction form
    183,163.60/274,417.35 = 156,919.60/x
  3. Step 3: Cross multiply
    183,163.60x = 274,417.35 × 156,919.60
  4. Step 4: Simplify right side
    183,163.60x = 43,061,460,795.06
  5. Step 5: Solve for x
    x = 43,061,460,795.06/183,163.60
  6. Step 6: Final answer
    x = 235,098.35

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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.