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Finding the Fourth Proportional to 195,888.80, 293,865.60 and 83,622.80

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Solution

The fourth proportional to 195,888.80, 293,865.60 and 83,622.80 is: 125,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,888.80 : 293,865.60 = 83,622.80 : x
  2. Step 2: Convert to fraction form
    195,888.80/293,865.60 = 83,622.80/x
  3. Step 3: Cross multiply
    195,888.80x = 293,865.60 × 83,622.80
  4. Step 4: Simplify right side
    195,888.80x = 24,573,864,295.68
  5. Step 5: Solve for x
    x = 24,573,864,295.68/195,888.80
  6. Step 6: Final answer
    x = 125,448.03

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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.