Home / 55,050.48-82,489.68-40,191.12

Finding the Fourth Proportional to 55,050.48, 82,489.68 and 40,191.12

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Solution

The fourth proportional to 55,050.48, 82,489.68 and 40,191.12 is: 60,223.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,050.48 : 82,489.68 = 40,191.12 : x
  2. Step 2: Convert to fraction form
    55,050.48/82,489.68 = 40,191.12/x
  3. Step 3: Cross multiply
    55,050.48x = 82,489.68 × 40,191.12
  4. Step 4: Simplify right side
    55,050.48x = 3,315,352,627.64
  5. Step 5: Solve for x
    x = 3,315,352,627.64/55,050.48
  6. Step 6: Final answer
    x = 60,223.86

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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.