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Finding the Fourth Proportional to 164,830.60, 247,440.30 and 93,809.80

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Solution

The fourth proportional to 164,830.60, 247,440.30 and 93,809.80 is: 140,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,830.60 : 247,440.30 = 93,809.80 : x
  2. Step 2: Convert to fraction form
    164,830.60/247,440.30 = 93,809.80/x
  3. Step 3: Cross multiply
    164,830.60x = 247,440.30 × 93,809.80
  4. Step 4: Simplify right side
    164,830.60x = 23,212,325,054.94
  5. Step 5: Solve for x
    x = 23,212,325,054.94/164,830.60
  6. Step 6: Final answer
    x = 140,825.34

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1.5x scale

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.