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Finding the Fourth Proportional to 162,705.60, 244,058.40 and 148,190.40

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Solution

The fourth proportional to 162,705.60, 244,058.40 and 148,190.40 is: 222,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,705.60 : 244,058.40 = 148,190.40 : x
  2. Step 2: Convert to fraction form
    162,705.60/244,058.40 = 148,190.40/x
  3. Step 3: Cross multiply
    162,705.60x = 244,058.40 × 148,190.40
  4. Step 4: Simplify right side
    162,705.60x = 36,167,111,919.36
  5. Step 5: Solve for x
    x = 36,167,111,919.36/162,705.60
  6. Step 6: Final answer
    x = 222,285.60

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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.