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Finding the Fourth Proportional to 32,881.60, 45,367.86 and 18,734.14

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Solution

The fourth proportional to 32,881.60, 45,367.86 and 18,734.14 is: 25,848.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,881.60 : 45,367.86 = 18,734.14 : x
  2. Step 2: Convert to fraction form
    32,881.60/45,367.86 = 18,734.14/x
  3. Step 3: Cross multiply
    32,881.60x = 45,367.86 × 18,734.14
  4. Step 4: Simplify right side
    32,881.60x = 849,927,840.74
  5. Step 5: Solve for x
    x = 849,927,840.74/32,881.60
  6. Step 6: Final answer
    x = 25,848.13

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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.