Home / 55,164.24-82,673.28-20,070.18

Finding the Fourth Proportional to 55,164.24, 82,673.28 and 20,070.18

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Solution

The fourth proportional to 55,164.24, 82,673.28 and 20,070.18 is: 30,078.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,164.24 : 82,673.28 = 20,070.18 : x
  2. Step 2: Convert to fraction form
    55,164.24/82,673.28 = 20,070.18/x
  3. Step 3: Cross multiply
    55,164.24x = 82,673.28 × 20,070.18
  4. Step 4: Simplify right side
    55,164.24x = 1,659,267,610.79
  5. Step 5: Solve for x
    x = 1,659,267,610.79/55,164.24
  6. Step 6: Final answer
    x = 30,078.68

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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.