Home / 62,865.18-86,664.42-50,005.62

Finding the Fourth Proportional to 62,865.18, 86,664.42 and 50,005.62

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Solution

The fourth proportional to 62,865.18, 86,664.42 and 50,005.62 is: 68,936.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,865.18 : 86,664.42 = 50,005.62 : x
  2. Step 2: Convert to fraction form
    62,865.18/86,664.42 = 50,005.62/x
  3. Step 3: Cross multiply
    62,865.18x = 86,664.42 × 50,005.62
  4. Step 4: Simplify right side
    62,865.18x = 4,333,708,054.04
  5. Step 5: Solve for x
    x = 4,333,708,054.04/62,865.18
  6. Step 6: Final answer
    x = 68,936.54

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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.