Home / 62,972.72-86,890.92-37,822.64

Finding the Fourth Proportional to 62,972.72, 86,890.92 and 37,822.64

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Solution

The fourth proportional to 62,972.72, 86,890.92 and 37,822.64 is: 52,188.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,972.72 : 86,890.92 = 37,822.64 : x
  2. Step 2: Convert to fraction form
    62,972.72/86,890.92 = 37,822.64/x
  3. Step 3: Cross multiply
    62,972.72x = 86,890.92 × 37,822.64
  4. Step 4: Simplify right side
    62,972.72x = 3,286,443,986.43
  5. Step 5: Solve for x
    x = 3,286,443,986.43/62,972.72
  6. Step 6: Final answer
    x = 52,188.38

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1.5x scale

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.