Home / 55,715.63-83,563.73-25,727.31

Finding the Fourth Proportional to 55,715.63, 83,563.73 and 25,727.31

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Solution

The fourth proportional to 55,715.63, 83,563.73 and 25,727.31 is: 38,586.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,715.63 : 83,563.73 = 25,727.31 : x
  2. Step 2: Convert to fraction form
    55,715.63/83,563.73 = 25,727.31/x
  3. Step 3: Cross multiply
    55,715.63x = 83,563.73 × 25,727.31
  4. Step 4: Simplify right side
    55,715.63x = 2,149,869,954.31
  5. Step 5: Solve for x
    x = 2,149,869,954.31/55,715.63
  6. Step 6: Final answer
    x = 38,586.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.