Home / 55,546.12-83,327.10-20,483.06

Finding the Fourth Proportional to 55,546.12, 83,327.10 and 20,483.06

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Solution

The fourth proportional to 55,546.12, 83,327.10 and 20,483.06 is: 30,727.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,546.12 : 83,327.10 = 20,483.06 : x
  2. Step 2: Convert to fraction form
    55,546.12/83,327.10 = 20,483.06/x
  3. Step 3: Cross multiply
    55,546.12x = 83,327.10 × 20,483.06
  4. Step 4: Simplify right side
    55,546.12x = 1,706,793,988.93
  5. Step 5: Solve for x
    x = 1,706,793,988.93/55,546.12
  6. Step 6: Final answer
    x = 30,727.51

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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.