Home / 62,834.89-86,677.54-39,822.61

Finding the Fourth Proportional to 62,834.89, 86,677.54 and 39,822.61

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Solution

The fourth proportional to 62,834.89, 86,677.54 and 39,822.61 is: 54,933.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,834.89 : 86,677.54 = 39,822.61 : x
  2. Step 2: Convert to fraction form
    62,834.89/86,677.54 = 39,822.61/x
  3. Step 3: Cross multiply
    62,834.89x = 86,677.54 × 39,822.61
  4. Step 4: Simplify right side
    62,834.89x = 3,451,725,871.18
  5. Step 5: Solve for x
    x = 3,451,725,871.18/62,834.89
  6. Step 6: Final answer
    x = 54,933.27

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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.