Home / 39,112.77-53,961.48-25,691.25

Finding the Fourth Proportional to 39,112.77, 53,961.48 and 25,691.25

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Solution

The fourth proportional to 39,112.77, 53,961.48 and 25,691.25 is: 35,444.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,112.77 : 53,961.48 = 25,691.25 : x
  2. Step 2: Convert to fraction form
    39,112.77/53,961.48 = 25,691.25/x
  3. Step 3: Cross multiply
    39,112.77x = 53,961.48 × 25,691.25
  4. Step 4: Simplify right side
    39,112.77x = 1,386,337,873.05
  5. Step 5: Solve for x
    x = 1,386,337,873.05/39,112.77
  6. Step 6: Final answer
    x = 35,444.64

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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.