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Finding the Fourth Proportional to 193,633.99, 290,030.36 and 93,584.36

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Solution

The fourth proportional to 193,633.99, 290,030.36 and 93,584.36 is: 140,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,633.99 : 290,030.36 = 93,584.36 : x
  2. Step 2: Convert to fraction form
    193,633.99/290,030.36 = 93,584.36/x
  3. Step 3: Cross multiply
    193,633.99x = 290,030.36 × 93,584.36
  4. Step 4: Simplify right side
    193,633.99x = 27,142,305,878.32
  5. Step 5: Solve for x
    x = 27,142,305,878.32/193,633.99
  6. Step 6: Final answer
    x = 140,173.25

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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.