Home / 88,462.56-122,089.50-50,736

Finding the Fourth Proportional to 88,462.56, 122,089.50 and 50,736

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Solution

The fourth proportional to 88,462.56, 122,089.50 and 50,736 is: 70,022.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,462.56 : 122,089.50 = 50,736 : x
  2. Step 2: Convert to fraction form
    88,462.56/122,089.50 = 50,736/x
  3. Step 3: Cross multiply
    88,462.56x = 122,089.50 × 50,736
  4. Step 4: Simplify right side
    88,462.56x = 6,194,332,872
  5. Step 5: Solve for x
    x = 6,194,332,872/88,462.56
  6. Step 6: Final answer
    x = 70,022.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.