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Finding the Fourth Proportional to 93,657.63, 129,248.55 and 51,215.25

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Solution

The fourth proportional to 93,657.63, 129,248.55 and 51,215.25 is: 70,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,657.63 : 129,248.55 = 51,215.25 : x
  2. Step 2: Convert to fraction form
    93,657.63/129,248.55 = 51,215.25/x
  3. Step 3: Cross multiply
    93,657.63x = 129,248.55 × 51,215.25
  4. Step 4: Simplify right side
    93,657.63x = 6,619,496,800.39
  5. Step 5: Solve for x
    x = 6,619,496,800.39/93,657.63
  6. Step 6: Final answer
    x = 70,677.60

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