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Finding the Fourth Proportional to 15,602.70, 23,404.05 and 15,311.10

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Solution

The fourth proportional to 15,602.70, 23,404.05 and 15,311.10 is: 22,966.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,602.70 : 23,404.05 = 15,311.10 : x
  2. Step 2: Convert to fraction form
    15,602.70/23,404.05 = 15,311.10/x
  3. Step 3: Cross multiply
    15,602.70x = 23,404.05 × 15,311.10
  4. Step 4: Simplify right side
    15,602.70x = 358,341,749.96
  5. Step 5: Solve for x
    x = 358,341,749.96/15,602.70
  6. Step 6: Final answer
    x = 22,966.65

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