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Finding the Fourth Proportional to 33,599.76, 46,365.76 and 18,489.96

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Solution

The fourth proportional to 33,599.76, 46,365.76 and 18,489.96 is: 25,515.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,599.76 : 46,365.76 = 18,489.96 : x
  2. Step 2: Convert to fraction form
    33,599.76/46,365.76 = 18,489.96/x
  3. Step 3: Cross multiply
    33,599.76x = 46,365.76 × 18,489.96
  4. Step 4: Simplify right side
    33,599.76x = 857,301,047.77
  5. Step 5: Solve for x
    x = 857,301,047.77/33,599.76
  6. Step 6: Final answer
    x = 25,515.09

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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.