Home / 55,927.40-83,873.31-18,480.48

Finding the Fourth Proportional to 55,927.40, 83,873.31 and 18,480.48

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Solution

The fourth proportional to 55,927.40, 83,873.31 and 18,480.48 is: 27,714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,927.40 : 83,873.31 = 18,480.48 : x
  2. Step 2: Convert to fraction form
    55,927.40/83,873.31 = 18,480.48/x
  3. Step 3: Cross multiply
    55,927.40x = 83,873.31 × 18,480.48
  4. Step 4: Simplify right side
    55,927.40x = 1,550,019,027.99
  5. Step 5: Solve for x
    x = 1,550,019,027.99/55,927.40
  6. Step 6: Final answer
    x = 27,714.84

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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.