Home / 86,499.48-119,371.38-48,258.75

Finding the Fourth Proportional to 86,499.48, 119,371.38 and 48,258.75

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Solution

The fourth proportional to 86,499.48, 119,371.38 and 48,258.75 is: 66,598.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,499.48 : 119,371.38 = 48,258.75 : x
  2. Step 2: Convert to fraction form
    86,499.48/119,371.38 = 48,258.75/x
  3. Step 3: Cross multiply
    86,499.48x = 119,371.38 × 48,258.75
  4. Step 4: Simplify right side
    86,499.48x = 5,760,713,584.58
  5. Step 5: Solve for x
    x = 5,760,713,584.58/86,499.48
  6. Step 6: Final answer
    x = 66,598.25

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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.