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Finding the Fourth Proportional to 91,622.58, 137,485.35 and 49,501.86

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Solution

The fourth proportional to 91,622.58, 137,485.35 and 49,501.86 is: 74,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,622.58 : 137,485.35 = 49,501.86 : x
  2. Step 2: Convert to fraction form
    91,622.58/137,485.35 = 49,501.86/x
  3. Step 3: Cross multiply
    91,622.58x = 137,485.35 × 49,501.86
  4. Step 4: Simplify right side
    91,622.58x = 6,805,780,547.75
  5. Step 5: Solve for x
    x = 6,805,780,547.75/91,622.58
  6. Step 6: Final answer
    x = 74,280.60

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