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Finding the Fourth Proportional to 48,570, 67,015.08 and 27,345.04

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Solution

The fourth proportional to 48,570, 67,015.08 and 27,345.04 is: 37,729.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,570 : 67,015.08 = 27,345.04 : x
  2. Step 2: Convert to fraction form
    48,570/67,015.08 = 27,345.04/x
  3. Step 3: Cross multiply
    48,570x = 67,015.08 × 27,345.04
  4. Step 4: Simplify right side
    48,570x = 1,832,530,043.20
  5. Step 5: Solve for x
    x = 1,832,530,043.20/48,570
  6. Step 6: Final answer
    x = 37,729.67

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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.