Home / 189,111.53-283,668.21-55,994.31

Finding the Fourth Proportional to 189,111.53, 283,668.21 and 55,994.31

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Solution

The fourth proportional to 189,111.53, 283,668.21 and 55,994.31 is: 83,991.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,111.53 : 283,668.21 = 55,994.31 : x
  2. Step 2: Convert to fraction form
    189,111.53/283,668.21 = 55,994.31/x
  3. Step 3: Cross multiply
    189,111.53x = 283,668.21 × 55,994.31
  4. Step 4: Simplify right side
    189,111.53x = 15,883,805,687.89
  5. Step 5: Solve for x
    x = 15,883,805,687.89/189,111.53
  6. Step 6: Final answer
    x = 83,991.73

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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.