Home / 156,502.77-234,771.08-49,861.58

Finding the Fourth Proportional to 156,502.77, 234,771.08 and 49,861.58

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Solution

The fourth proportional to 156,502.77, 234,771.08 and 49,861.58 is: 74,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,502.77 : 234,771.08 = 49,861.58 : x
  2. Step 2: Convert to fraction form
    156,502.77/234,771.08 = 49,861.58/x
  3. Step 3: Cross multiply
    156,502.77x = 234,771.08 × 49,861.58
  4. Step 4: Simplify right side
    156,502.77x = 11,706,055,563.94
  5. Step 5: Solve for x
    x = 11,706,055,563.94/156,502.77
  6. Step 6: Final answer
    x = 74,797.75

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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.