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Finding the Fourth Proportional to 183,098.40, 274,809.60 and 108,124.80

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Solution

The fourth proportional to 183,098.40, 274,809.60 and 108,124.80 is: 162,282.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,098.40 : 274,809.60 = 108,124.80 : x
  2. Step 2: Convert to fraction form
    183,098.40/274,809.60 = 108,124.80/x
  3. Step 3: Cross multiply
    183,098.40x = 274,809.60 × 108,124.80
  4. Step 4: Simplify right side
    183,098.40x = 29,713,733,038.08
  5. Step 5: Solve for x
    x = 29,713,733,038.08/183,098.40
  6. Step 6: Final answer
    x = 162,282.87

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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.