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Finding the Fourth Proportional to 46,649.60, 64,376.48 and 25,428.88

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Solution

The fourth proportional to 46,649.60, 64,376.48 and 25,428.88 is: 35,091.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,649.60 : 64,376.48 = 25,428.88 : x
  2. Step 2: Convert to fraction form
    46,649.60/64,376.48 = 25,428.88/x
  3. Step 3: Cross multiply
    46,649.60x = 64,376.48 × 25,428.88
  4. Step 4: Simplify right side
    46,649.60x = 1,637,021,784.74
  5. Step 5: Solve for x
    x = 1,637,021,784.74/46,649.60
  6. Step 6: Final answer
    x = 35,091.87

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