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Finding the Fourth Proportional to 89,971, 134,864.34 and 37,411

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Solution

The fourth proportional to 89,971, 134,864.34 and 37,411 is: 56,078.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,971 : 134,864.34 = 37,411 : x
  2. Step 2: Convert to fraction form
    89,971/134,864.34 = 37,411/x
  3. Step 3: Cross multiply
    89,971x = 134,864.34 × 37,411
  4. Step 4: Simplify right side
    89,971x = 5,045,409,823.74
  5. Step 5: Solve for x
    x = 5,045,409,823.74/89,971
  6. Step 6: Final answer
    x = 56,078.18

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