Home / 62,279.38-85,947.36-33,986.89

Finding the Fourth Proportional to 62,279.38, 85,947.36 and 33,986.89

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Solution

The fourth proportional to 62,279.38, 85,947.36 and 33,986.89 is: 46,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,279.38 : 85,947.36 = 33,986.89 : x
  2. Step 2: Convert to fraction form
    62,279.38/85,947.36 = 33,986.89/x
  3. Step 3: Cross multiply
    62,279.38x = 85,947.36 × 33,986.89
  4. Step 4: Simplify right side
    62,279.38x = 2,921,083,040.37
  5. Step 5: Solve for x
    x = 2,921,083,040.37/62,279.38
  6. Step 6: Final answer
    x = 46,902.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.