Home / 86,921.99-130,362.53-23,727.09

Finding the Fourth Proportional to 86,921.99, 130,362.53 and 23,727.09

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Solution

The fourth proportional to 86,921.99, 130,362.53 and 23,727.09 is: 35,585.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,921.99 : 130,362.53 = 23,727.09 : x
  2. Step 2: Convert to fraction form
    86,921.99/130,362.53 = 23,727.09/x
  3. Step 3: Cross multiply
    86,921.99x = 130,362.53 × 23,727.09
  4. Step 4: Simplify right side
    86,921.99x = 3,093,122,874.44
  5. Step 5: Solve for x
    x = 3,093,122,874.44/86,921.99
  6. Step 6: Final answer
    x = 35,585.04

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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.