Home / 55,615.65-83,432.57-18,164.85

Finding the Fourth Proportional to 55,615.65, 83,432.57 and 18,164.85

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Solution

The fourth proportional to 55,615.65, 83,432.57 and 18,164.85 is: 27,250.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,615.65 : 83,432.57 = 18,164.85 : x
  2. Step 2: Convert to fraction form
    55,615.65/83,432.57 = 18,164.85/x
  3. Step 3: Cross multiply
    55,615.65x = 83,432.57 × 18,164.85
  4. Step 4: Simplify right side
    55,615.65x = 1,515,540,028.34
  5. Step 5: Solve for x
    x = 1,515,540,028.34/55,615.65
  6. Step 6: Final answer
    x = 27,250.24

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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.