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Finding the Fourth Proportional to 92,520.34, 127,681.20 and 56,703.45

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Solution

The fourth proportional to 92,520.34, 127,681.20 and 56,703.45 is: 78,252.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,520.34 : 127,681.20 = 56,703.45 : x
  2. Step 2: Convert to fraction form
    92,520.34/127,681.20 = 56,703.45/x
  3. Step 3: Cross multiply
    92,520.34x = 127,681.20 × 56,703.45
  4. Step 4: Simplify right side
    92,520.34x = 7,239,964,540.14
  5. Step 5: Solve for x
    x = 7,239,964,540.14/92,520.34
  6. Step 6: Final answer
    x = 78,252.68

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