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Finding the Fourth Proportional to 171,440.17, 257,088.12 and 64,806.19

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Solution

The fourth proportional to 171,440.17, 257,088.12 and 64,806.19 is: 97,182.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,440.17 : 257,088.12 = 64,806.19 : x
  2. Step 2: Convert to fraction form
    171,440.17/257,088.12 = 64,806.19/x
  3. Step 3: Cross multiply
    171,440.17x = 257,088.12 × 64,806.19
  4. Step 4: Simplify right side
    171,440.17x = 16,660,901,551.46
  5. Step 5: Solve for x
    x = 16,660,901,551.46/171,440.17
  6. Step 6: Final answer
    x = 97,182.02

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