Home / 170,733.35-256,100.03-82,159.85

Finding the Fourth Proportional to 170,733.35, 256,100.03 and 82,159.85

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Solution

The fourth proportional to 170,733.35, 256,100.03 and 82,159.85 is: 123,239.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,733.35 : 256,100.03 = 82,159.85 : x
  2. Step 2: Convert to fraction form
    170,733.35/256,100.03 = 82,159.85/x
  3. Step 3: Cross multiply
    170,733.35x = 256,100.03 × 82,159.85
  4. Step 4: Simplify right side
    170,733.35x = 21,041,139,639.00
  5. Step 5: Solve for x
    x = 21,041,139,639.00/170,733.35
  6. Step 6: Final answer
    x = 123,239.78

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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.