Home / 104,836.60-144,723.54-67,132.36

Finding the Fourth Proportional to 104,836.60, 144,723.54 and 67,132.36

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Solution

The fourth proportional to 104,836.60, 144,723.54 and 67,132.36 is: 92,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,836.60 : 144,723.54 = 67,132.36 : x
  2. Step 2: Convert to fraction form
    104,836.60/144,723.54 = 67,132.36/x
  3. Step 3: Cross multiply
    104,836.60x = 144,723.54 × 67,132.36
  4. Step 4: Simplify right side
    104,836.60x = 9,715,632,787.75
  5. Step 5: Solve for x
    x = 9,715,632,787.75/104,836.60
  6. Step 6: Final answer
    x = 92,674.05

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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.