Home / 85,399.98-127,993.05-41,018.46

Finding the Fourth Proportional to 85,399.98, 127,993.05 and 41,018.46

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Solution

The fourth proportional to 85,399.98, 127,993.05 and 41,018.46 is: 61,476.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,399.98 : 127,993.05 = 41,018.46 : x
  2. Step 2: Convert to fraction form
    85,399.98/127,993.05 = 41,018.46/x
  3. Step 3: Cross multiply
    85,399.98x = 127,993.05 × 41,018.46
  4. Step 4: Simplify right side
    85,399.98x = 5,250,077,801.70
  5. Step 5: Solve for x
    x = 5,250,077,801.70/85,399.98
  6. Step 6: Final answer
    x = 61,476.34

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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.