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Finding the Fourth Proportional to 93,415.16, 128,933.63 and 59,417.03

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Solution

The fourth proportional to 93,415.16, 128,933.63 and 59,417.03 is: 82,008.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,415.16 : 128,933.63 = 59,417.03 : x
  2. Step 2: Convert to fraction form
    93,415.16/128,933.63 = 59,417.03/x
  3. Step 3: Cross multiply
    93,415.16x = 128,933.63 × 59,417.03
  4. Step 4: Simplify right side
    93,415.16x = 7,660,852,419.97
  5. Step 5: Solve for x
    x = 7,660,852,419.97/93,415.16
  6. Step 6: Final answer
    x = 82,008.67

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