Home / 170,863.49-256,199.23-70,956.47

Finding the Fourth Proportional to 170,863.49, 256,199.23 and 70,956.47

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Solution

The fourth proportional to 170,863.49, 256,199.23 and 70,956.47 is: 106,394.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,863.49 : 256,199.23 = 70,956.47 : x
  2. Step 2: Convert to fraction form
    170,863.49/256,199.23 = 70,956.47/x
  3. Step 3: Cross multiply
    170,863.49x = 256,199.23 × 70,956.47
  4. Step 4: Simplify right side
    170,863.49x = 18,178,992,977.52
  5. Step 5: Solve for x
    x = 18,178,992,977.52/170,863.49
  6. Step 6: Final answer
    x = 106,394.84

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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.