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Finding the Fourth Proportional to 38,295.92, 52,847.44 and 21,300.10

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Solution

The fourth proportional to 38,295.92, 52,847.44 and 21,300.10 is: 29,393.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,295.92 : 52,847.44 = 21,300.10 : x
  2. Step 2: Convert to fraction form
    38,295.92/52,847.44 = 21,300.10/x
  3. Step 3: Cross multiply
    38,295.92x = 52,847.44 × 21,300.10
  4. Step 4: Simplify right side
    38,295.92x = 1,125,655,756.74
  5. Step 5: Solve for x
    x = 1,125,655,756.74/38,295.92
  6. Step 6: Final answer
    x = 29,393.62

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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.