Home / 55,584.56-76,774.02-40,453.22

Finding the Fourth Proportional to 55,584.56, 76,774.02 and 40,453.22

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Solution

The fourth proportional to 55,584.56, 76,774.02 and 40,453.22 is: 55,874.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,584.56 : 76,774.02 = 40,453.22 : x
  2. Step 2: Convert to fraction form
    55,584.56/76,774.02 = 40,453.22/x
  3. Step 3: Cross multiply
    55,584.56x = 76,774.02 × 40,453.22
  4. Step 4: Simplify right side
    55,584.56x = 3,105,756,321.34
  5. Step 5: Solve for x
    x = 3,105,756,321.34/55,584.56
  6. Step 6: Final answer
    x = 55,874.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.