Home / 242,581.02-363,941.73-100,400.04

Finding the Fourth Proportional to 242,581.02, 363,941.73 and 100,400.04

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Solution

The fourth proportional to 242,581.02, 363,941.73 and 100,400.04 is: 150,629.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,581.02 : 363,941.73 = 100,400.04 : x
  2. Step 2: Convert to fraction form
    242,581.02/363,941.73 = 100,400.04/x
  3. Step 3: Cross multiply
    242,581.02x = 363,941.73 × 100,400.04
  4. Step 4: Simplify right side
    242,581.02x = 36,539,764,249.67
  5. Step 5: Solve for x
    x = 36,539,764,249.67/242,581.02
  6. Step 6: Final answer
    x = 150,629.11

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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.