Home / 242,580.02-363,940.23-100,399.04

Finding the Fourth Proportional to 242,580.02, 363,940.23 and 100,399.04

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Solution

The fourth proportional to 242,580.02, 363,940.23 and 100,399.04 is: 150,627.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,580.02 : 363,940.23 = 100,399.04 : x
  2. Step 2: Convert to fraction form
    242,580.02/363,940.23 = 100,399.04/x
  3. Step 3: Cross multiply
    242,580.02x = 363,940.23 × 100,399.04
  4. Step 4: Simplify right side
    242,580.02x = 36,539,249,709.38
  5. Step 5: Solve for x
    x = 36,539,249,709.38/242,580.02
  6. Step 6: Final answer
    x = 150,627.61

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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.