Home / 55,944.35-83,917.65-20,877.01

Finding the Fourth Proportional to 55,944.35, 83,917.65 and 20,877.01

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Solution

The fourth proportional to 55,944.35, 83,917.65 and 20,877.01 is: 31,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,944.35 : 83,917.65 = 20,877.01 : x
  2. Step 2: Convert to fraction form
    55,944.35/83,917.65 = 20,877.01/x
  3. Step 3: Cross multiply
    55,944.35x = 83,917.65 × 20,877.01
  4. Step 4: Simplify right side
    55,944.35x = 1,751,949,513.84
  5. Step 5: Solve for x
    x = 1,751,949,513.84/55,944.35
  6. Step 6: Final answer
    x = 31,315.93

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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.