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Finding the Fourth Proportional to 84,596.10, 126,874.71 and 25,430.46

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Solution

The fourth proportional to 84,596.10, 126,874.71 and 25,430.46 is: 38,139.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,596.10 : 126,874.71 = 25,430.46 : x
  2. Step 2: Convert to fraction form
    84,596.10/126,874.71 = 25,430.46/x
  3. Step 3: Cross multiply
    84,596.10x = 126,874.71 × 25,430.46
  4. Step 4: Simplify right side
    84,596.10x = 3,226,482,237.67
  5. Step 5: Solve for x
    x = 3,226,482,237.67/84,596.10
  6. Step 6: Final answer
    x = 38,139.85

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