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Finding the Fourth Proportional to 48,205.38, 72,304.02 and 16,615.38

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Solution

The fourth proportional to 48,205.38, 72,304.02 and 16,615.38 is: 24,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,205.38 : 72,304.02 = 16,615.38 : x
  2. Step 2: Convert to fraction form
    48,205.38/72,304.02 = 16,615.38/x
  3. Step 3: Cross multiply
    48,205.38x = 72,304.02 × 16,615.38
  4. Step 4: Simplify right side
    48,205.38x = 1,201,358,767.83
  5. Step 5: Solve for x
    x = 1,201,358,767.83/48,205.38
  6. Step 6: Final answer
    x = 24,921.67

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Why These Related Problems?

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