Home / 57,364.20-86,055.62-19,946.45

Finding the Fourth Proportional to 57,364.20, 86,055.62 and 19,946.45

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Solution

The fourth proportional to 57,364.20, 86,055.62 and 19,946.45 is: 29,922.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,364.20 : 86,055.62 = 19,946.45 : x
  2. Step 2: Convert to fraction form
    57,364.20/86,055.62 = 19,946.45/x
  3. Step 3: Cross multiply
    57,364.20x = 86,055.62 × 19,946.45
  4. Step 4: Simplify right side
    57,364.20x = 1,716,504,236.96
  5. Step 5: Solve for x
    x = 1,716,504,236.96/57,364.20
  6. Step 6: Final answer
    x = 29,922.92

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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.