Home / 242,553.24-363,999.78-135,826.20

Finding the Fourth Proportional to 242,553.24, 363,999.78 and 135,826.20

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Solution

The fourth proportional to 242,553.24, 363,999.78 and 135,826.20 is: 203,834.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,553.24 : 363,999.78 = 135,826.20 : x
  2. Step 2: Convert to fraction form
    242,553.24/363,999.78 = 135,826.20/x
  3. Step 3: Cross multiply
    242,553.24x = 363,999.78 × 135,826.20
  4. Step 4: Simplify right side
    242,553.24x = 49,440,706,918.24
  5. Step 5: Solve for x
    x = 49,440,706,918.24/242,553.24
  6. Step 6: Final answer
    x = 203,834.45

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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.