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Finding the Fourth Proportional to 168,698.44, 232,783.86 and 93,233.80

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Solution

The fourth proportional to 168,698.44, 232,783.86 and 93,233.80 is: 128,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,698.44 : 232,783.86 = 93,233.80 : x
  2. Step 2: Convert to fraction form
    168,698.44/232,783.86 = 93,233.80/x
  3. Step 3: Cross multiply
    168,698.44x = 232,783.86 × 93,233.80
  4. Step 4: Simplify right side
    168,698.44x = 21,703,323,846.47
  5. Step 5: Solve for x
    x = 21,703,323,846.47/168,698.44
  6. Step 6: Final answer
    x = 128,651.60

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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.