Home / 50,456.16-75,657.96-18,840.23

Finding the Fourth Proportional to 50,456.16, 75,657.96 and 18,840.23

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Solution

The fourth proportional to 50,456.16, 75,657.96 and 18,840.23 is: 28,250.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,456.16 : 75,657.96 = 18,840.23 : x
  2. Step 2: Convert to fraction form
    50,456.16/75,657.96 = 18,840.23/x
  3. Step 3: Cross multiply
    50,456.16x = 75,657.96 × 18,840.23
  4. Step 4: Simplify right side
    50,456.16x = 1,425,412,989.44
  5. Step 5: Solve for x
    x = 1,425,412,989.44/50,456.16
  6. Step 6: Final answer
    x = 28,250.52

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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.