Home / 285,003.36-427,366.98-116,456.76

Finding the Fourth Proportional to 285,003.36, 427,366.98 and 116,456.76

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Solution

The fourth proportional to 285,003.36, 427,366.98 and 116,456.76 is: 174,628.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,003.36 : 427,366.98 = 116,456.76 : x
  2. Step 2: Convert to fraction form
    285,003.36/427,366.98 = 116,456.76/x
  3. Step 3: Cross multiply
    285,003.36x = 427,366.98 × 116,456.76
  4. Step 4: Simplify right side
    285,003.36x = 49,769,773,821.78
  5. Step 5: Solve for x
    x = 49,769,773,821.78/285,003.36
  6. Step 6: Final answer
    x = 174,628.73

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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.