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Finding the Fourth Proportional to 164,522.40, 246,783.60 and 119,421.60

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Solution

The fourth proportional to 164,522.40, 246,783.60 and 119,421.60 is: 179,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,522.40 : 246,783.60 = 119,421.60 : x
  2. Step 2: Convert to fraction form
    164,522.40/246,783.60 = 119,421.60/x
  3. Step 3: Cross multiply
    164,522.40x = 246,783.60 × 119,421.60
  4. Step 4: Simplify right side
    164,522.40x = 29,471,292,365.76
  5. Step 5: Solve for x
    x = 29,471,292,365.76/164,522.40
  6. Step 6: Final answer
    x = 179,132.40

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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.