Home / 57,786.48-86,678.44-26,621.73

Finding the Fourth Proportional to 57,786.48, 86,678.44 and 26,621.73

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Solution

The fourth proportional to 57,786.48, 86,678.44 and 26,621.73 is: 39,932.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,786.48 : 86,678.44 = 26,621.73 : x
  2. Step 2: Convert to fraction form
    57,786.48/86,678.44 = 26,621.73/x
  3. Step 3: Cross multiply
    57,786.48x = 86,678.44 × 26,621.73
  4. Step 4: Simplify right side
    57,786.48x = 2,307,529,959.95
  5. Step 5: Solve for x
    x = 2,307,529,959.95/57,786.48
  6. Step 6: Final answer
    x = 39,932.00

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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.