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Finding the Fourth Proportional to 115,602.74, 173,407.18 and 40,705.85

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Solution

The fourth proportional to 115,602.74, 173,407.18 and 40,705.85 is: 61,059.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,602.74 : 173,407.18 = 40,705.85 : x
  2. Step 2: Convert to fraction form
    115,602.74/173,407.18 = 40,705.85/x
  3. Step 3: Cross multiply
    115,602.74x = 173,407.18 × 40,705.85
  4. Step 4: Simplify right side
    115,602.74x = 7,058,685,689.20
  5. Step 5: Solve for x
    x = 7,058,685,689.20/115,602.74
  6. Step 6: Final answer
    x = 61,059.85

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