Home / 36,106.08-54,168.34-13,913.50

Finding the Fourth Proportional to 36,106.08, 54,168.34 and 13,913.50

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Solution

The fourth proportional to 36,106.08, 54,168.34 and 13,913.50 is: 20,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,106.08 : 54,168.34 = 13,913.50 : x
  2. Step 2: Convert to fraction form
    36,106.08/54,168.34 = 13,913.50/x
  3. Step 3: Cross multiply
    36,106.08x = 54,168.34 × 13,913.50
  4. Step 4: Simplify right side
    36,106.08x = 753,671,198.59
  5. Step 5: Solve for x
    x = 753,671,198.59/36,106.08
  6. Step 6: Final answer
    x = 20,873.80

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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.