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Finding the Fourth Proportional to 191,799.48, 287,688.72 and 58,679.74

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Solution

The fourth proportional to 191,799.48, 287,688.72 and 58,679.74 is: 88,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,799.48 : 287,688.72 = 58,679.74 : x
  2. Step 2: Convert to fraction form
    191,799.48/287,688.72 = 58,679.74/x
  3. Step 3: Cross multiply
    191,799.48x = 287,688.72 × 58,679.74
  4. Step 4: Simplify right side
    191,799.48x = 16,881,499,290.53
  5. Step 5: Solve for x
    x = 16,881,499,290.53/191,799.48
  6. Step 6: Final answer
    x = 88,016.40

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