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Finding the Fourth Proportional to 32,896.88, 45,394.76 and 18,557.76

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Solution

The fourth proportional to 32,896.88, 45,394.76 and 18,557.76 is: 25,608.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,896.88 : 45,394.76 = 18,557.76 : x
  2. Step 2: Convert to fraction form
    32,896.88/45,394.76 = 18,557.76/x
  3. Step 3: Cross multiply
    32,896.88x = 45,394.76 × 18,557.76
  4. Step 4: Simplify right side
    32,896.88x = 842,425,061.34
  5. Step 5: Solve for x
    x = 842,425,061.34/32,896.88
  6. Step 6: Final answer
    x = 25,608.05

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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.