Home / 351,958.16-527,957.78-135,818.03

Finding the Fourth Proportional to 351,958.16, 527,957.78 and 135,818.03

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Solution

The fourth proportional to 351,958.16, 527,957.78 and 135,818.03 is: 203,734.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,958.16 : 527,957.78 = 135,818.03 : x
  2. Step 2: Convert to fraction form
    351,958.16/527,957.78 = 135,818.03/x
  3. Step 3: Cross multiply
    351,958.16x = 527,957.78 × 135,818.03
  4. Step 4: Simplify right side
    351,958.16x = 71,706,182,283.89
  5. Step 5: Solve for x
    x = 71,706,182,283.89/351,958.16
  6. Step 6: Final answer
    x = 203,734.96

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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.