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Finding the Fourth Proportional to 28,073.17, 42,088.68 and 16,977.58

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Solution

The fourth proportional to 28,073.17, 42,088.68 and 16,977.58 is: 25,453.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,073.17 : 42,088.68 = 16,977.58 : x
  2. Step 2: Convert to fraction form
    28,073.17/42,088.68 = 16,977.58/x
  3. Step 3: Cross multiply
    28,073.17x = 42,088.68 × 16,977.58
  4. Step 4: Simplify right side
    28,073.17x = 714,563,931.79
  5. Step 5: Solve for x
    x = 714,563,931.79/28,073.17
  6. Step 6: Final answer
    x = 25,453.62

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