Home / 242,204.85-362,153.50-221,029.97

Finding the Fourth Proportional to 242,204.85, 362,153.50 and 221,029.97

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Solution

The fourth proportional to 242,204.85, 362,153.50 and 221,029.97 is: 330,492.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,204.85 : 362,153.50 = 221,029.97 : x
  2. Step 2: Convert to fraction form
    242,204.85/362,153.50 = 221,029.97/x
  3. Step 3: Cross multiply
    242,204.85x = 362,153.50 × 221,029.97
  4. Step 4: Simplify right side
    242,204.85x = 80,046,774,877.05
  5. Step 5: Solve for x
    x = 80,046,774,877.05/242,204.85
  6. Step 6: Final answer
    x = 330,492.04

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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.