Home / 95,258.81-131,456.07-54,971.71

Finding the Fourth Proportional to 95,258.81, 131,456.07 and 54,971.71

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Solution

The fourth proportional to 95,258.81, 131,456.07 and 54,971.71 is: 75,860.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,258.81 : 131,456.07 = 54,971.71 : x
  2. Step 2: Convert to fraction form
    95,258.81/131,456.07 = 54,971.71/x
  3. Step 3: Cross multiply
    95,258.81x = 131,456.07 × 54,971.71
  4. Step 4: Simplify right side
    95,258.81x = 7,226,364,629.14
  5. Step 5: Solve for x
    x = 7,226,364,629.14/95,258.81
  6. Step 6: Final answer
    x = 75,860.33

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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.