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Finding the Fourth Proportional to 162,671.60, 244,007.40 and 148,156.40

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Solution

The fourth proportional to 162,671.60, 244,007.40 and 148,156.40 is: 222,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,671.60 : 244,007.40 = 148,156.40 : x
  2. Step 2: Convert to fraction form
    162,671.60/244,007.40 = 148,156.40/x
  3. Step 3: Cross multiply
    162,671.60x = 244,007.40 × 148,156.40
  4. Step 4: Simplify right side
    162,671.60x = 36,151,257,957.36
  5. Step 5: Solve for x
    x = 36,151,257,957.36/162,671.60
  6. Step 6: Final answer
    x = 222,234.60

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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.