Home / 63,720.56-95,043.12-55,334.63

Finding the Fourth Proportional to 63,720.56, 95,043.12 and 55,334.63

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Solution

The fourth proportional to 63,720.56, 95,043.12 and 55,334.63 is: 82,534.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,720.56 : 95,043.12 = 55,334.63 : x
  2. Step 2: Convert to fraction form
    63,720.56/95,043.12 = 55,334.63/x
  3. Step 3: Cross multiply
    63,720.56x = 95,043.12 × 55,334.63
  4. Step 4: Simplify right side
    63,720.56x = 5,259,175,879.25
  5. Step 5: Solve for x
    x = 5,259,175,879.25/63,720.56
  6. Step 6: Final answer
    x = 82,534.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.