Home / 229,635.20-344,462.40-122,974.40

Finding the Fourth Proportional to 229,635.20, 344,462.40 and 122,974.40

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Solution

The fourth proportional to 229,635.20, 344,462.40 and 122,974.40 is: 184,466.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,635.20 : 344,462.40 = 122,974.40 : x
  2. Step 2: Convert to fraction form
    229,635.20/344,462.40 = 122,974.40/x
  3. Step 3: Cross multiply
    229,635.20x = 344,462.40 × 122,974.40
  4. Step 4: Simplify right side
    229,635.20x = 42,360,056,962.56
  5. Step 5: Solve for x
    x = 42,360,056,962.56/229,635.20
  6. Step 6: Final answer
    x = 184,466.74

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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.