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Finding the Fourth Proportional to 38,223.60, 52,751.40 and 23,116.84

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Solution

The fourth proportional to 38,223.60, 52,751.40 and 23,116.84 is: 31,902.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,223.60 : 52,751.40 = 23,116.84 : x
  2. Step 2: Convert to fraction form
    38,223.60/52,751.40 = 23,116.84/x
  3. Step 3: Cross multiply
    38,223.60x = 52,751.40 × 23,116.84
  4. Step 4: Simplify right side
    38,223.60x = 1,219,445,673.58
  5. Step 5: Solve for x
    x = 1,219,445,673.58/38,223.60
  6. Step 6: Final answer
    x = 31,902.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.