Home / 28,845.03-39,802.75-16,742.72

Finding the Fourth Proportional to 28,845.03, 39,802.75 and 16,742.72

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Solution

The fourth proportional to 28,845.03, 39,802.75 and 16,742.72 is: 23,102.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,845.03 : 39,802.75 = 16,742.72 : x
  2. Step 2: Convert to fraction form
    28,845.03/39,802.75 = 16,742.72/x
  3. Step 3: Cross multiply
    28,845.03x = 39,802.75 × 16,742.72
  4. Step 4: Simplify right side
    28,845.03x = 666,406,298.48
  5. Step 5: Solve for x
    x = 666,406,298.48/28,845.03
  6. Step 6: Final answer
    x = 23,102.99

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