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Finding the Fourth Proportional to 157,661.92, 236,352.23 and 57,798.79

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Solution

The fourth proportional to 157,661.92, 236,352.23 and 57,798.79 is: 86,646.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,661.92 : 236,352.23 = 57,798.79 : x
  2. Step 2: Convert to fraction form
    157,661.92/236,352.23 = 57,798.79/x
  3. Step 3: Cross multiply
    157,661.92x = 236,352.23 × 57,798.79
  4. Step 4: Simplify right side
    157,661.92x = 13,660,872,909.41
  5. Step 5: Solve for x
    x = 13,660,872,909.41/157,661.92
  6. Step 6: Final answer
    x = 86,646.62

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