Home / 56,185.72-77,494.26-39,190.84

Finding the Fourth Proportional to 56,185.72, 77,494.26 and 39,190.84

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Solution

The fourth proportional to 56,185.72, 77,494.26 and 39,190.84 is: 54,054.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,185.72 : 77,494.26 = 39,190.84 : x
  2. Step 2: Convert to fraction form
    56,185.72/77,494.26 = 39,190.84/x
  3. Step 3: Cross multiply
    56,185.72x = 77,494.26 × 39,190.84
  4. Step 4: Simplify right side
    56,185.72x = 3,037,065,144.58
  5. Step 5: Solve for x
    x = 3,037,065,144.58/56,185.72
  6. Step 6: Final answer
    x = 54,054.04

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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.