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Finding the Fourth Proportional to 164,230.80, 246,346.20 and 75,657.30

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Solution

The fourth proportional to 164,230.80, 246,346.20 and 75,657.30 is: 113,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,230.80 : 246,346.20 = 75,657.30 : x
  2. Step 2: Convert to fraction form
    164,230.80/246,346.20 = 75,657.30/x
  3. Step 3: Cross multiply
    164,230.80x = 246,346.20 × 75,657.30
  4. Step 4: Simplify right side
    164,230.80x = 18,637,888,357.26
  5. Step 5: Solve for x
    x = 18,637,888,357.26/164,230.80
  6. Step 6: Final answer
    x = 113,485.95

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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.