Home / 55,939.36-83,857.20-27,842.08

Finding the Fourth Proportional to 55,939.36, 83,857.20 and 27,842.08

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Solution

The fourth proportional to 55,939.36, 83,857.20 and 27,842.08 is: 41,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,939.36 : 83,857.20 = 27,842.08 : x
  2. Step 2: Convert to fraction form
    55,939.36/83,857.20 = 27,842.08/x
  3. Step 3: Cross multiply
    55,939.36x = 83,857.20 × 27,842.08
  4. Step 4: Simplify right side
    55,939.36x = 2,334,758,870.98
  5. Step 5: Solve for x
    x = 2,334,758,870.98/55,939.36
  6. Step 6: Final answer
    x = 41,737.32

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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.