Home / 85,444.33-117,912.87-49,655.37

Finding the Fourth Proportional to 85,444.33, 117,912.87 and 49,655.37

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Solution

The fourth proportional to 85,444.33, 117,912.87 and 49,655.37 is: 68,524.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,444.33 : 117,912.87 = 49,655.37 : x
  2. Step 2: Convert to fraction form
    85,444.33/117,912.87 = 49,655.37/x
  3. Step 3: Cross multiply
    85,444.33x = 117,912.87 × 49,655.37
  4. Step 4: Simplify right side
    85,444.33x = 5,855,006,939.34
  5. Step 5: Solve for x
    x = 5,855,006,939.34/85,444.33
  6. Step 6: Final answer
    x = 68,524.23

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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.