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Finding the Fourth Proportional to 314,031.15, 470,975.96 and 89,386.61

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Solution

The fourth proportional to 314,031.15, 470,975.96 and 89,386.61 is: 134,059.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,031.15 : 470,975.96 = 89,386.61 : x
  2. Step 2: Convert to fraction form
    314,031.15/470,975.96 = 89,386.61/x
  3. Step 3: Cross multiply
    314,031.15x = 470,975.96 × 89,386.61
  4. Step 4: Simplify right side
    314,031.15x = 42,098,941,654.08
  5. Step 5: Solve for x
    x = 42,098,941,654.08/314,031.15
  6. Step 6: Final answer
    x = 134,059.76

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