Home / 62,744.68-86,628.18-38,896.84

Finding the Fourth Proportional to 62,744.68, 86,628.18 and 38,896.84

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Solution

The fourth proportional to 62,744.68, 86,628.18 and 38,896.84 is: 53,702.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,744.68 : 86,628.18 = 38,896.84 : x
  2. Step 2: Convert to fraction form
    62,744.68/86,628.18 = 38,896.84/x
  3. Step 3: Cross multiply
    62,744.68x = 86,628.18 × 38,896.84
  4. Step 4: Simplify right side
    62,744.68x = 3,369,562,456.95
  5. Step 5: Solve for x
    x = 3,369,562,456.95/62,744.68
  6. Step 6: Final answer
    x = 53,702.76

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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.