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Finding the Fourth Proportional to 173,040.71, 238,796.16 and 97,589.21

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Solution

The fourth proportional to 173,040.71, 238,796.16 and 97,589.21 is: 134,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,040.71 : 238,796.16 = 97,589.21 : x
  2. Step 2: Convert to fraction form
    173,040.71/238,796.16 = 97,589.21/x
  3. Step 3: Cross multiply
    173,040.71x = 238,796.16 × 97,589.21
  4. Step 4: Simplify right side
    173,040.71x = 23,303,928,605.43
  5. Step 5: Solve for x
    x = 23,303,928,605.43/173,040.71
  6. Step 6: Final answer
    x = 134,673.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.