Home / 55,642.33-83,496.30-20,606.59

Finding the Fourth Proportional to 55,642.33, 83,496.30 and 20,606.59

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Solution

The fourth proportional to 55,642.33, 83,496.30 and 20,606.59 is: 30,922.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,642.33 : 83,496.30 = 20,606.59 : x
  2. Step 2: Convert to fraction form
    55,642.33/83,496.30 = 20,606.59/x
  3. Step 3: Cross multiply
    55,642.33x = 83,496.30 × 20,606.59
  4. Step 4: Simplify right side
    55,642.33x = 1,720,574,020.62
  5. Step 5: Solve for x
    x = 1,720,574,020.62/55,642.33
  6. Step 6: Final answer
    x = 30,922.03

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1.5x scale

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.