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Finding the Fourth Proportional to 186,334.20, 257,135.59 and 103,547.91

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Solution

The fourth proportional to 186,334.20, 257,135.59 and 103,547.91 is: 142,892.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,334.20 : 257,135.59 = 103,547.91 : x
  2. Step 2: Convert to fraction form
    186,334.20/257,135.59 = 103,547.91/x
  3. Step 3: Cross multiply
    186,334.20x = 257,135.59 × 103,547.91
  4. Step 4: Simplify right side
    186,334.20x = 26,625,851,343.72
  5. Step 5: Solve for x
    x = 26,625,851,343.72/186,334.20
  6. Step 6: Final answer
    x = 142,892.99

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