Home / 62,631.75-86,431.83-34,337.64

Finding the Fourth Proportional to 62,631.75, 86,431.83 and 34,337.64

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Solution

The fourth proportional to 62,631.75, 86,431.83 and 34,337.64 is: 47,385.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,631.75 : 86,431.83 = 34,337.64 : x
  2. Step 2: Convert to fraction form
    62,631.75/86,431.83 = 34,337.64/x
  3. Step 3: Cross multiply
    62,631.75x = 86,431.83 × 34,337.64
  4. Step 4: Simplify right side
    62,631.75x = 2,967,865,063.08
  5. Step 5: Solve for x
    x = 2,967,865,063.08/62,631.75
  6. Step 6: Final answer
    x = 47,385.95

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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.