Home / 48,331.40-72,500.70-17,162.60

Finding the Fourth Proportional to 48,331.40, 72,500.70 and 17,162.60

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Solution

The fourth proportional to 48,331.40, 72,500.70 and 17,162.60 is: 25,745.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,331.40 : 72,500.70 = 17,162.60 : x
  2. Step 2: Convert to fraction form
    48,331.40/72,500.70 = 17,162.60/x
  3. Step 3: Cross multiply
    48,331.40x = 72,500.70 × 17,162.60
  4. Step 4: Simplify right side
    48,331.40x = 1,244,300,513.82
  5. Step 5: Solve for x
    x = 1,244,300,513.82/48,331.40
  6. Step 6: Final answer
    x = 25,745.18

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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.