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Finding the Fourth Proportional to 91,089.94, 125,715.09 and 53,364.19

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Solution

The fourth proportional to 91,089.94, 125,715.09 and 53,364.19 is: 73,649.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,089.94 : 125,715.09 = 53,364.19 : x
  2. Step 2: Convert to fraction form
    91,089.94/125,715.09 = 53,364.19/x
  3. Step 3: Cross multiply
    91,089.94x = 125,715.09 × 53,364.19
  4. Step 4: Simplify right side
    91,089.94x = 6,708,683,948.63
  5. Step 5: Solve for x
    x = 6,708,683,948.63/91,089.94
  6. Step 6: Final answer
    x = 73,649.01

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