Home / 242,399.08-363,623.44-92,765.20

Finding the Fourth Proportional to 242,399.08, 363,623.44 and 92,765.20

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Solution

The fourth proportional to 242,399.08, 363,623.44 and 92,765.20 is: 139,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,399.08 : 363,623.44 = 92,765.20 : x
  2. Step 2: Convert to fraction form
    242,399.08/363,623.44 = 92,765.20/x
  3. Step 3: Cross multiply
    242,399.08x = 363,623.44 × 92,765.20
  4. Step 4: Simplify right side
    242,399.08x = 33,731,601,136.29
  5. Step 5: Solve for x
    x = 33,731,601,136.29/242,399.08
  6. Step 6: Final answer
    x = 139,157.30

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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.