Home / 57,036.33-85,529.97-19,600.16

Finding the Fourth Proportional to 57,036.33, 85,529.97 and 19,600.16

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Solution

The fourth proportional to 57,036.33, 85,529.97 and 19,600.16 is: 29,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,036.33 : 85,529.97 = 19,600.16 : x
  2. Step 2: Convert to fraction form
    57,036.33/85,529.97 = 19,600.16/x
  3. Step 3: Cross multiply
    57,036.33x = 85,529.97 × 19,600.16
  4. Step 4: Simplify right side
    57,036.33x = 1,676,400,669.15
  5. Step 5: Solve for x
    x = 1,676,400,669.15/57,036.33
  6. Step 6: Final answer
    x = 29,391.80

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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.