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Finding the Fourth Proportional to 30,258.44, 41,753.44 and 16,827.53

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Solution

The fourth proportional to 30,258.44, 41,753.44 and 16,827.53 is: 23,220.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,258.44 : 41,753.44 = 16,827.53 : x
  2. Step 2: Convert to fraction form
    30,258.44/41,753.44 = 16,827.53/x
  3. Step 3: Cross multiply
    30,258.44x = 41,753.44 × 16,827.53
  4. Step 4: Simplify right side
    30,258.44x = 702,607,076.47
  5. Step 5: Solve for x
    x = 702,607,076.47/30,258.44
  6. Step 6: Final answer
    x = 23,220.20

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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.