Home / 55,281.42-82,921.73-25,682.81

Finding the Fourth Proportional to 55,281.42, 82,921.73 and 25,682.81

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Solution

The fourth proportional to 55,281.42, 82,921.73 and 25,682.81 is: 38,524.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,281.42 : 82,921.73 = 25,682.81 : x
  2. Step 2: Convert to fraction form
    55,281.42/82,921.73 = 25,682.81/x
  3. Step 3: Cross multiply
    55,281.42x = 82,921.73 × 25,682.81
  4. Step 4: Simplify right side
    55,281.42x = 2,129,662,493.44
  5. Step 5: Solve for x
    x = 2,129,662,493.44/55,281.42
  6. Step 6: Final answer
    x = 38,524.02

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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.