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Finding the Fourth Proportional to 25,434, 35,098.92 and 15,498

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Solution

The fourth proportional to 25,434, 35,098.92 and 15,498 is: 21,387.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,434 : 35,098.92 = 15,498 : x
  2. Step 2: Convert to fraction form
    25,434/35,098.92 = 15,498/x
  3. Step 3: Cross multiply
    25,434x = 35,098.92 × 15,498
  4. Step 4: Simplify right side
    25,434x = 543,963,062.16
  5. Step 5: Solve for x
    x = 543,963,062.16/25,434
  6. Step 6: Final answer
    x = 21,387.24

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