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Finding the Fourth Proportional to 178,088.76, 267,263.82 and 143,446.68

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Solution

The fourth proportional to 178,088.76, 267,263.82 and 143,446.68 is: 215,275.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,088.76 : 267,263.82 = 143,446.68 : x
  2. Step 2: Convert to fraction form
    178,088.76/267,263.82 = 143,446.68/x
  3. Step 3: Cross multiply
    178,088.76x = 267,263.82 × 143,446.68
  4. Step 4: Simplify right side
    178,088.76x = 38,338,107,663.12
  5. Step 5: Solve for x
    x = 38,338,107,663.12/178,088.76
  6. Step 6: Final answer
    x = 215,275.28

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