Home / 49,999.40-74,912.70-32,460.20

Finding the Fourth Proportional to 49,999.40, 74,912.70 and 32,460.20

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Solution

The fourth proportional to 49,999.40, 74,912.70 and 32,460.20 is: 48,634.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,999.40 : 74,912.70 = 32,460.20 : x
  2. Step 2: Convert to fraction form
    49,999.40/74,912.70 = 32,460.20/x
  3. Step 3: Cross multiply
    49,999.40x = 74,912.70 × 32,460.20
  4. Step 4: Simplify right side
    49,999.40x = 2,431,681,224.54
  5. Step 5: Solve for x
    x = 2,431,681,224.54/49,999.40
  6. Step 6: Final answer
    x = 48,634.21

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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.