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Finding the Fourth Proportional to 78,537.27, 117,823.18 and 37,030.71

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Solution

The fourth proportional to 78,537.27, 117,823.18 and 37,030.71 is: 55,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,537.27 : 117,823.18 = 37,030.71 : x
  2. Step 2: Convert to fraction form
    78,537.27/117,823.18 = 37,030.71/x
  3. Step 3: Cross multiply
    78,537.27x = 117,823.18 × 37,030.71
  4. Step 4: Simplify right side
    78,537.27x = 4,363,075,328.17
  5. Step 5: Solve for x
    x = 4,363,075,328.17/78,537.27
  6. Step 6: Final answer
    x = 55,554.21

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