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Finding the Fourth Proportional to 210,937.06, 316,404.78 and 84,633.76

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Solution

The fourth proportional to 210,937.06, 316,404.78 and 84,633.76 is: 126,950.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,937.06 : 316,404.78 = 84,633.76 : x
  2. Step 2: Convert to fraction form
    210,937.06/316,404.78 = 84,633.76/x
  3. Step 3: Cross multiply
    210,937.06x = 316,404.78 × 84,633.76
  4. Step 4: Simplify right side
    210,937.06x = 26,778,526,213.37
  5. Step 5: Solve for x
    x = 26,778,526,213.37/210,937.06
  6. Step 6: Final answer
    x = 126,950.32

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