Home / 57,456.50-86,184.79-18,016.70

Finding the Fourth Proportional to 57,456.50, 86,184.79 and 18,016.70

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Solution

The fourth proportional to 57,456.50, 86,184.79 and 18,016.70 is: 27,025.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,456.50 : 86,184.79 = 18,016.70 : x
  2. Step 2: Convert to fraction form
    57,456.50/86,184.79 = 18,016.70/x
  3. Step 3: Cross multiply
    57,456.50x = 86,184.79 × 18,016.70
  4. Step 4: Simplify right side
    57,456.50x = 1,552,765,030.03
  5. Step 5: Solve for x
    x = 1,552,765,030.03/57,456.50
  6. Step 6: Final answer
    x = 27,025.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.