Home / 20,109.60-30,165.84-6,068.52

Finding the Fourth Proportional to 20,109.60, 30,165.84 and 6,068.52

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Solution

The fourth proportional to 20,109.60, 30,165.84 and 6,068.52 is: 9,103.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,109.60 : 30,165.84 = 6,068.52 : x
  2. Step 2: Convert to fraction form
    20,109.60/30,165.84 = 6,068.52/x
  3. Step 3: Cross multiply
    20,109.60x = 30,165.84 × 6,068.52
  4. Step 4: Simplify right side
    20,109.60x = 183,062,003.36
  5. Step 5: Solve for x
    x = 183,062,003.36/20,109.60
  6. Step 6: Final answer
    x = 9,103.21

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