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Finding the Fourth Proportional to 32,364.92, 44,654.85 and 18,939.50

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Solution

The fourth proportional to 32,364.92, 44,654.85 and 18,939.50 is: 26,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,364.92 : 44,654.85 = 18,939.50 : x
  2. Step 2: Convert to fraction form
    32,364.92/44,654.85 = 18,939.50/x
  3. Step 3: Cross multiply
    32,364.92x = 44,654.85 × 18,939.50
  4. Step 4: Simplify right side
    32,364.92x = 845,740,531.58
  5. Step 5: Solve for x
    x = 845,740,531.58/32,364.92
  6. Step 6: Final answer
    x = 26,131.40

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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.