Home / 43,914.13-65,873.01-12,749.38

Finding the Fourth Proportional to 43,914.13, 65,873.01 and 12,749.38

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Solution

The fourth proportional to 43,914.13, 65,873.01 and 12,749.38 is: 19,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,914.13 : 65,873.01 = 12,749.38 : x
  2. Step 2: Convert to fraction form
    43,914.13/65,873.01 = 12,749.38/x
  3. Step 3: Cross multiply
    43,914.13x = 65,873.01 × 12,749.38
  4. Step 4: Simplify right side
    43,914.13x = 839,840,036.23
  5. Step 5: Solve for x
    x = 839,840,036.23/43,914.13
  6. Step 6: Final answer
    x = 19,124.60

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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.