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Finding the Fourth Proportional to 186,023.76, 256,711.50 and 101,140.86

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Solution

The fourth proportional to 186,023.76, 256,711.50 and 101,140.86 is: 139,573.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,023.76 : 256,711.50 = 101,140.86 : x
  2. Step 2: Convert to fraction form
    186,023.76/256,711.50 = 101,140.86/x
  3. Step 3: Cross multiply
    186,023.76x = 256,711.50 × 101,140.86
  4. Step 4: Simplify right side
    186,023.76x = 25,964,021,881.89
  5. Step 5: Solve for x
    x = 25,964,021,881.89/186,023.76
  6. Step 6: Final answer
    x = 139,573.69

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