Home / 55,623.67-83,434.80-13,504.09

Finding the Fourth Proportional to 55,623.67, 83,434.80 and 13,504.09

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Solution

The fourth proportional to 55,623.67, 83,434.80 and 13,504.09 is: 20,255.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,623.67 : 83,434.80 = 13,504.09 : x
  2. Step 2: Convert to fraction form
    55,623.67/83,434.80 = 13,504.09/x
  3. Step 3: Cross multiply
    55,623.67x = 83,434.80 × 13,504.09
  4. Step 4: Simplify right side
    55,623.67x = 1,126,711,048.33
  5. Step 5: Solve for x
    x = 1,126,711,048.33/55,623.67
  6. Step 6: Final answer
    x = 20,255.96

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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.