Home / 132,942.60-183,528.45-102,659.94

Finding the Fourth Proportional to 132,942.60, 183,528.45 and 102,659.94

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Solution

The fourth proportional to 132,942.60, 183,528.45 and 102,659.94 is: 141,722.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,942.60 : 183,528.45 = 102,659.94 : x
  2. Step 2: Convert to fraction form
    132,942.60/183,528.45 = 102,659.94/x
  3. Step 3: Cross multiply
    132,942.60x = 183,528.45 × 102,659.94
  4. Step 4: Simplify right side
    132,942.60x = 18,841,019,665.29
  5. Step 5: Solve for x
    x = 18,841,019,665.29/132,942.60
  6. Step 6: Final answer
    x = 141,722.97

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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.