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Finding the Fourth Proportional to 19,046.24, 28,573.80 and 5,897.90

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Solution

The fourth proportional to 19,046.24, 28,573.80 and 5,897.90 is: 8,848.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,046.24 : 28,573.80 = 5,897.90 : x
  2. Step 2: Convert to fraction form
    19,046.24/28,573.80 = 5,897.90/x
  3. Step 3: Cross multiply
    19,046.24x = 28,573.80 × 5,897.90
  4. Step 4: Simplify right side
    19,046.24x = 168,525,415.02
  5. Step 5: Solve for x
    x = 168,525,415.02/19,046.24
  6. Step 6: Final answer
    x = 8,848.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.