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Finding the Fourth Proportional to 152,387.77, 210,296.64 and 91,946.76

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Solution

The fourth proportional to 152,387.77, 210,296.64 and 91,946.76 is: 126,887.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,387.77 : 210,296.64 = 91,946.76 : x
  2. Step 2: Convert to fraction form
    152,387.77/210,296.64 = 91,946.76/x
  3. Step 3: Cross multiply
    152,387.77x = 210,296.64 × 91,946.76
  4. Step 4: Simplify right side
    152,387.77x = 19,336,094,409.50
  5. Step 5: Solve for x
    x = 19,336,094,409.50/152,387.77
  6. Step 6: Final answer
    x = 126,887.44

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