Home / 45,260.56-67,863.96-18,598.64

Finding the Fourth Proportional to 45,260.56, 67,863.96 and 18,598.64

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Solution

The fourth proportional to 45,260.56, 67,863.96 and 18,598.64 is: 27,886.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,260.56 : 67,863.96 = 18,598.64 : x
  2. Step 2: Convert to fraction form
    45,260.56/67,863.96 = 18,598.64/x
  3. Step 3: Cross multiply
    45,260.56x = 67,863.96 × 18,598.64
  4. Step 4: Simplify right side
    45,260.56x = 1,262,177,361.01
  5. Step 5: Solve for x
    x = 1,262,177,361.01/45,260.56
  6. Step 6: Final answer
    x = 27,886.91

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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.