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Finding the Fourth Proportional to 42,962.99, 64,441.92 and 25,543.67

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Solution

The fourth proportional to 42,962.99, 64,441.92 and 25,543.67 is: 38,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,962.99 : 64,441.92 = 25,543.67 : x
  2. Step 2: Convert to fraction form
    42,962.99/64,441.92 = 25,543.67/x
  3. Step 3: Cross multiply
    42,962.99x = 64,441.92 × 25,543.67
  4. Step 4: Simplify right side
    42,962.99x = 1,646,083,138.65
  5. Step 5: Solve for x
    x = 1,646,083,138.65/42,962.99
  6. Step 6: Final answer
    x = 38,313.98

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