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Finding the Fourth Proportional to 36,070, 54,079.02 and 16,338.40

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Solution

The fourth proportional to 36,070, 54,079.02 and 16,338.40 is: 24,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,070 : 54,079.02 = 16,338.40 : x
  2. Step 2: Convert to fraction form
    36,070/54,079.02 = 16,338.40/x
  3. Step 3: Cross multiply
    36,070x = 54,079.02 × 16,338.40
  4. Step 4: Simplify right side
    36,070x = 883,564,660.37
  5. Step 5: Solve for x
    x = 883,564,660.37/36,070
  6. Step 6: Final answer
    x = 24,495.83

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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.