Home / 272,232.10-408,056.55-122,446.90

Finding the Fourth Proportional to 272,232.10, 408,056.55 and 122,446.90

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Solution

The fourth proportional to 272,232.10, 408,056.55 and 122,446.90 is: 183,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,232.10 : 408,056.55 = 122,446.90 : x
  2. Step 2: Convert to fraction form
    272,232.10/408,056.55 = 122,446.90/x
  3. Step 3: Cross multiply
    272,232.10x = 408,056.55 × 122,446.90
  4. Step 4: Simplify right side
    272,232.10x = 49,965,259,572.20
  5. Step 5: Solve for x
    x = 49,965,259,572.20/272,232.10
  6. Step 6: Final answer
    x = 183,539.19

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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.