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Finding the Fourth Proportional to 125,368.48, 188,053.44 and 31,874.32

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Solution

The fourth proportional to 125,368.48, 188,053.44 and 31,874.32 is: 47,811.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,368.48 : 188,053.44 = 31,874.32 : x
  2. Step 2: Convert to fraction form
    125,368.48/188,053.44 = 31,874.32/x
  3. Step 3: Cross multiply
    125,368.48x = 188,053.44 × 31,874.32
  4. Step 4: Simplify right side
    125,368.48x = 5,994,075,523.66
  5. Step 5: Solve for x
    x = 5,994,075,523.66/125,368.48
  6. Step 6: Final answer
    x = 47,811.66

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