Home / 55,216.04-82,833.80-20,204.60

Finding the Fourth Proportional to 55,216.04, 82,833.80 and 20,204.60

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Solution

The fourth proportional to 55,216.04, 82,833.80 and 20,204.60 is: 30,310.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,216.04 : 82,833.80 = 20,204.60 : x
  2. Step 2: Convert to fraction form
    55,216.04/82,833.80 = 20,204.60/x
  3. Step 3: Cross multiply
    55,216.04x = 82,833.80 × 20,204.60
  4. Step 4: Simplify right side
    55,216.04x = 1,673,623,795.48
  5. Step 5: Solve for x
    x = 1,673,623,795.48/55,216.04
  6. Step 6: Final answer
    x = 30,310.46

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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.