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Finding the Fourth Proportional to 32,835.28, 45,316.02 and 19,410.88

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Solution

The fourth proportional to 32,835.28, 45,316.02 and 19,410.88 is: 26,788.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,835.28 : 45,316.02 = 19,410.88 : x
  2. Step 2: Convert to fraction form
    32,835.28/45,316.02 = 19,410.88/x
  3. Step 3: Cross multiply
    32,835.28x = 45,316.02 × 19,410.88
  4. Step 4: Simplify right side
    32,835.28x = 879,623,826.30
  5. Step 5: Solve for x
    x = 879,623,826.30/32,835.28
  6. Step 6: Final answer
    x = 26,788.99

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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.