Home / 56,768.20-85,170.54-17,329.30

Finding the Fourth Proportional to 56,768.20, 85,170.54 and 17,329.30

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Solution

The fourth proportional to 56,768.20, 85,170.54 and 17,329.30 is: 25,999.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,768.20 : 85,170.54 = 17,329.30 : x
  2. Step 2: Convert to fraction form
    56,768.20/85,170.54 = 17,329.30/x
  3. Step 3: Cross multiply
    56,768.20x = 85,170.54 × 17,329.30
  4. Step 4: Simplify right side
    56,768.20x = 1,475,945,838.82
  5. Step 5: Solve for x
    x = 1,475,945,838.82/56,768.20
  6. Step 6: Final answer
    x = 25,999.52

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1.5x scale

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.