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Finding the Fourth Proportional to 32,615.84, 44,999.64 and 18,273.74

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Solution

The fourth proportional to 32,615.84, 44,999.64 and 18,273.74 is: 25,212.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,615.84 : 44,999.64 = 18,273.74 : x
  2. Step 2: Convert to fraction form
    32,615.84/44,999.64 = 18,273.74/x
  3. Step 3: Cross multiply
    32,615.84x = 44,999.64 × 18,273.74
  4. Step 4: Simplify right side
    32,615.84x = 822,311,496.46
  5. Step 5: Solve for x
    x = 822,311,496.46/32,615.84
  6. Step 6: Final answer
    x = 25,212.03

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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.