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Finding the Fourth Proportional to 38,698.59, 58,044.00 and 10,621.47

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Solution

The fourth proportional to 38,698.59, 58,044.00 and 10,621.47 is: 15,931.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,698.59 : 58,044.00 = 10,621.47 : x
  2. Step 2: Convert to fraction form
    38,698.59/58,044.00 = 10,621.47/x
  3. Step 3: Cross multiply
    38,698.59x = 58,044.00 × 10,621.47
  4. Step 4: Simplify right side
    38,698.59x = 616,512,862.18
  5. Step 5: Solve for x
    x = 616,512,862.18/38,698.59
  6. Step 6: Final answer
    x = 15,931.14

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