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Finding the Fourth Proportional to 88,048.88, 121,507.05 and 47,762.66

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Solution

The fourth proportional to 88,048.88, 121,507.05 and 47,762.66 is: 65,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,048.88 : 121,507.05 = 47,762.66 : x
  2. Step 2: Convert to fraction form
    88,048.88/121,507.05 = 47,762.66/x
  3. Step 3: Cross multiply
    88,048.88x = 121,507.05 × 47,762.66
  4. Step 4: Simplify right side
    88,048.88x = 5,803,499,916.75
  5. Step 5: Solve for x
    x = 5,803,499,916.75/88,048.88
  6. Step 6: Final answer
    x = 65,912.25

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