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Finding the Fourth Proportional to 109,509.52, 151,123.20 and 59,208.48

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Solution

The fourth proportional to 109,509.52, 151,123.20 and 59,208.48 is: 81,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,509.52 : 151,123.20 = 59,208.48 : x
  2. Step 2: Convert to fraction form
    109,509.52/151,123.20 = 59,208.48/x
  3. Step 3: Cross multiply
    109,509.52x = 151,123.20 × 59,208.48
  4. Step 4: Simplify right side
    109,509.52x = 8,947,774,964.74
  5. Step 5: Solve for x
    x = 8,947,774,964.74/109,509.52
  6. Step 6: Final answer
    x = 81,707.74

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