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Finding the Fourth Proportional to 52,001.70, 78,015.15 and 15,065.70

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Solution

The fourth proportional to 52,001.70, 78,015.15 and 15,065.70 is: 22,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,001.70 : 78,015.15 = 15,065.70 : x
  2. Step 2: Convert to fraction form
    52,001.70/78,015.15 = 15,065.70/x
  3. Step 3: Cross multiply
    52,001.70x = 78,015.15 × 15,065.70
  4. Step 4: Simplify right side
    52,001.70x = 1,175,352,845.36
  5. Step 5: Solve for x
    x = 1,175,352,845.36/52,001.70
  6. Step 6: Final answer
    x = 22,602.20

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