Home / 57,054.87-85,561.34-19,604.31

Finding the Fourth Proportional to 57,054.87, 85,561.34 and 19,604.31

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Solution

The fourth proportional to 57,054.87, 85,561.34 and 19,604.31 is: 29,399.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,054.87 : 85,561.34 = 19,604.31 : x
  2. Step 2: Convert to fraction form
    57,054.87/85,561.34 = 19,604.31/x
  3. Step 3: Cross multiply
    57,054.87x = 85,561.34 × 19,604.31
  4. Step 4: Simplify right side
    57,054.87x = 1,677,370,935.35
  5. Step 5: Solve for x
    x = 1,677,370,935.35/57,054.87
  6. Step 6: Final answer
    x = 29,399.26

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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.