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Finding the Fourth Proportional to 83,995.52, 115,906.08 and 46,260.80

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Solution

The fourth proportional to 83,995.52, 115,906.08 and 46,260.80 is: 63,835.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,995.52 : 115,906.08 = 46,260.80 : x
  2. Step 2: Convert to fraction form
    83,995.52/115,906.08 = 46,260.80/x
  3. Step 3: Cross multiply
    83,995.52x = 115,906.08 × 46,260.80
  4. Step 4: Simplify right side
    83,995.52x = 5,361,907,985.66
  5. Step 5: Solve for x
    x = 5,361,907,985.66/83,995.52
  6. Step 6: Final answer
    x = 63,835.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.