Home / 39,177.56-53,997.72-28,284.68

Finding the Fourth Proportional to 39,177.56, 53,997.72 and 28,284.68

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Solution

The fourth proportional to 39,177.56, 53,997.72 and 28,284.68 is: 38,984.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,177.56 : 53,997.72 = 28,284.68 : x
  2. Step 2: Convert to fraction form
    39,177.56/53,997.72 = 28,284.68/x
  3. Step 3: Cross multiply
    39,177.56x = 53,997.72 × 28,284.68
  4. Step 4: Simplify right side
    39,177.56x = 1,527,308,230.93
  5. Step 5: Solve for x
    x = 1,527,308,230.93/39,177.56
  6. Step 6: Final answer
    x = 38,984.26

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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.