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Finding the Fourth Proportional to 5,784.66, 8,688.75 and 5,106.69

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Solution

The fourth proportional to 5,784.66, 8,688.75 and 5,106.69 is: 7,670.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,784.66 : 8,688.75 = 5,106.69 : x
  2. Step 2: Convert to fraction form
    5,784.66/8,688.75 = 5,106.69/x
  3. Step 3: Cross multiply
    5,784.66x = 8,688.75 × 5,106.69
  4. Step 4: Simplify right side
    5,784.66x = 44,370,752.74
  5. Step 5: Solve for x
    x = 44,370,752.74/5,784.66
  6. Step 6: Final answer
    x = 7,670.42

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