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Finding the Fourth Proportional to 32,658.18, 45,071.94 and 19,232.76

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Solution

The fourth proportional to 32,658.18, 45,071.94 and 19,232.76 is: 26,543.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,658.18 : 45,071.94 = 19,232.76 : x
  2. Step 2: Convert to fraction form
    32,658.18/45,071.94 = 19,232.76/x
  3. Step 3: Cross multiply
    32,658.18x = 45,071.94 × 19,232.76
  4. Step 4: Simplify right side
    32,658.18x = 866,857,804.75
  5. Step 5: Solve for x
    x = 866,857,804.75/32,658.18
  6. Step 6: Final answer
    x = 26,543.36

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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.