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Finding the Fourth Proportional to 191,315.68, 286,963.28 and 58,185.56

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Solution

The fourth proportional to 191,315.68, 286,963.28 and 58,185.56 is: 87,275.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,315.68 : 286,963.28 = 58,185.56 : x
  2. Step 2: Convert to fraction form
    191,315.68/286,963.28 = 58,185.56/x
  3. Step 3: Cross multiply
    191,315.68x = 286,963.28 × 58,185.56
  4. Step 4: Simplify right side
    191,315.68x = 16,697,119,485.47
  5. Step 5: Solve for x
    x = 16,697,119,485.47/191,315.68
  6. Step 6: Final answer
    x = 87,275.23

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