Home / 54,529.56-81,779.22-15,083.64

Finding the Fourth Proportional to 54,529.56, 81,779.22 and 15,083.64

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Solution

The fourth proportional to 54,529.56, 81,779.22 and 15,083.64 is: 22,621.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,529.56 : 81,779.22 = 15,083.64 : x
  2. Step 2: Convert to fraction form
    54,529.56/81,779.22 = 15,083.64/x
  3. Step 3: Cross multiply
    54,529.56x = 81,779.22 × 15,083.64
  4. Step 4: Simplify right side
    54,529.56x = 1,233,528,313.96
  5. Step 5: Solve for x
    x = 1,233,528,313.96/54,529.56
  6. Step 6: Final answer
    x = 22,621.28

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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.