Home / 40,849.32-61,272-12,769.14

Finding the Fourth Proportional to 40,849.32, 61,272 and 12,769.14

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Solution

The fourth proportional to 40,849.32, 61,272 and 12,769.14 is: 19,153.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,849.32 : 61,272 = 12,769.14 : x
  2. Step 2: Convert to fraction form
    40,849.32/61,272 = 12,769.14/x
  3. Step 3: Cross multiply
    40,849.32x = 61,272 × 12,769.14
  4. Step 4: Simplify right side
    40,849.32x = 782,390,746.08
  5. Step 5: Solve for x
    x = 782,390,746.08/40,849.32
  6. Step 6: Final answer
    x = 19,153.09

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