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Finding the Fourth Proportional to 13,300.92, 19,953.81 and 5,510.34

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Solution

The fourth proportional to 13,300.92, 19,953.81 and 5,510.34 is: 8,266.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300.92 : 19,953.81 = 5,510.34 : x
  2. Step 2: Convert to fraction form
    13,300.92/19,953.81 = 5,510.34/x
  3. Step 3: Cross multiply
    13,300.92x = 19,953.81 × 5,510.34
  4. Step 4: Simplify right side
    13,300.92x = 109,952,277.40
  5. Step 5: Solve for x
    x = 109,952,277.40/13,300.92
  6. Step 6: Final answer
    x = 8,266.52

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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.