Home / 85,329.37-127,995.90-26,163.73

Finding the Fourth Proportional to 85,329.37, 127,995.90 and 26,163.73

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Solution

The fourth proportional to 85,329.37, 127,995.90 and 26,163.73 is: 39,246.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,329.37 : 127,995.90 = 26,163.73 : x
  2. Step 2: Convert to fraction form
    85,329.37/127,995.90 = 26,163.73/x
  3. Step 3: Cross multiply
    85,329.37x = 127,995.90 × 26,163.73
  4. Step 4: Simplify right side
    85,329.37x = 3,348,850,168.71
  5. Step 5: Solve for x
    x = 3,348,850,168.71/85,329.37
  6. Step 6: Final answer
    x = 39,246.16

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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.