Home / 114,811.56-172,242.36-48,213.72

Finding the Fourth Proportional to 114,811.56, 172,242.36 and 48,213.72

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Solution

The fourth proportional to 114,811.56, 172,242.36 and 48,213.72 is: 72,331.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,811.56 : 172,242.36 = 48,213.72 : x
  2. Step 2: Convert to fraction form
    114,811.56/172,242.36 = 48,213.72/x
  3. Step 3: Cross multiply
    114,811.56x = 172,242.36 × 48,213.72
  4. Step 4: Simplify right side
    114,811.56x = 8,304,444,917.18
  5. Step 5: Solve for x
    x = 8,304,444,917.18/114,811.56
  6. Step 6: Final answer
    x = 72,331.09

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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.