Home / 62,965.08-86,864.40-37,800

Finding the Fourth Proportional to 62,965.08, 86,864.40 and 37,800

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Solution

The fourth proportional to 62,965.08, 86,864.40 and 37,800 is: 52,147.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,965.08 : 86,864.40 = 37,800 : x
  2. Step 2: Convert to fraction form
    62,965.08/86,864.40 = 37,800/x
  3. Step 3: Cross multiply
    62,965.08x = 86,864.40 × 37,800
  4. Step 4: Simplify right side
    62,965.08x = 3,283,474,320
  5. Step 5: Solve for x
    x = 3,283,474,320/62,965.08
  6. Step 6: Final answer
    x = 52,147.54

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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.