Home / 135,528.28-203,193.78-56,664.88

Finding the Fourth Proportional to 135,528.28, 203,193.78 and 56,664.88

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Solution

The fourth proportional to 135,528.28, 203,193.78 and 56,664.88 is: 84,956.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,528.28 : 203,193.78 = 56,664.88 : x
  2. Step 2: Convert to fraction form
    135,528.28/203,193.78 = 56,664.88/x
  3. Step 3: Cross multiply
    135,528.28x = 203,193.78 × 56,664.88
  4. Step 4: Simplify right side
    135,528.28x = 11,513,951,160.45
  5. Step 5: Solve for x
    x = 11,513,951,160.45/135,528.28
  6. Step 6: Final answer
    x = 84,956.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.