Home / 10,347.05-14,278.50-5,631.33

Finding the Fourth Proportional to 10,347.05, 14,278.50 and 5,631.33

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Solution

The fourth proportional to 10,347.05, 14,278.50 and 5,631.33 is: 7,771.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.05 : 14,278.50 = 5,631.33 : x
  2. Step 2: Convert to fraction form
    10,347.05/14,278.50 = 5,631.33/x
  3. Step 3: Cross multiply
    10,347.05x = 14,278.50 × 5,631.33
  4. Step 4: Simplify right side
    10,347.05x = 80,406,945.41
  5. Step 5: Solve for x
    x = 80,406,945.41/10,347.05
  6. Step 6: Final answer
    x = 7,771.01

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