Home / 97,723.54-134,740.29-82,589.50

Finding the Fourth Proportional to 97,723.54, 134,740.29 and 82,589.50

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Solution

The fourth proportional to 97,723.54, 134,740.29 and 82,589.50 is: 113,873.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,723.54 : 134,740.29 = 82,589.50 : x
  2. Step 2: Convert to fraction form
    97,723.54/134,740.29 = 82,589.50/x
  3. Step 3: Cross multiply
    97,723.54x = 134,740.29 × 82,589.50
  4. Step 4: Simplify right side
    97,723.54x = 11,128,133,180.96
  5. Step 5: Solve for x
    x = 11,128,133,180.96/97,723.54
  6. Step 6: Final answer
    x = 113,873.62

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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.