Home / 10,300.13-14,221.01-6,109.73

Finding the Fourth Proportional to 10,300.13, 14,221.01 and 6,109.73

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Solution

The fourth proportional to 10,300.13, 14,221.01 and 6,109.73 is: 8,435.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,300.13 : 14,221.01 = 6,109.73 : x
  2. Step 2: Convert to fraction form
    10,300.13/14,221.01 = 6,109.73/x
  3. Step 3: Cross multiply
    10,300.13x = 14,221.01 × 6,109.73
  4. Step 4: Simplify right side
    10,300.13x = 86,886,500.88
  5. Step 5: Solve for x
    x = 86,886,500.88/10,300.13
  6. Step 6: Final answer
    x = 8,435.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.