Home / 55,027.96-75,939.06-29,877.52

Finding the Fourth Proportional to 55,027.96, 75,939.06 and 29,877.52

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Solution

The fourth proportional to 55,027.96, 75,939.06 and 29,877.52 is: 41,231.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,027.96 : 75,939.06 = 29,877.52 : x
  2. Step 2: Convert to fraction form
    55,027.96/75,939.06 = 29,877.52/x
  3. Step 3: Cross multiply
    55,027.96x = 75,939.06 × 29,877.52
  4. Step 4: Simplify right side
    55,027.96x = 2,268,870,783.93
  5. Step 5: Solve for x
    x = 2,268,870,783.93/55,027.96
  6. Step 6: Final answer
    x = 41,231.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.