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Finding the Fourth Proportional to 42,501.78, 63,750.24 and 16,209.18

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Solution

The fourth proportional to 42,501.78, 63,750.24 and 16,209.18 is: 24,312.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,501.78 : 63,750.24 = 16,209.18 : x
  2. Step 2: Convert to fraction form
    42,501.78/63,750.24 = 16,209.18/x
  3. Step 3: Cross multiply
    42,501.78x = 63,750.24 × 16,209.18
  4. Step 4: Simplify right side
    42,501.78x = 1,033,339,115.20
  5. Step 5: Solve for x
    x = 1,033,339,115.20/42,501.78
  6. Step 6: Final answer
    x = 24,312.84

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