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Finding the Fourth Proportional to 73,100.92, 100,880.12 and 42,886.76

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Solution

The fourth proportional to 73,100.92, 100,880.12 and 42,886.76 is: 59,184.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,100.92 : 100,880.12 = 42,886.76 : x
  2. Step 2: Convert to fraction form
    73,100.92/100,880.12 = 42,886.76/x
  3. Step 3: Cross multiply
    73,100.92x = 100,880.12 × 42,886.76
  4. Step 4: Simplify right side
    73,100.92x = 4,326,421,495.21
  5. Step 5: Solve for x
    x = 4,326,421,495.21/73,100.92
  6. Step 6: Final answer
    x = 59,184.23

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