Home / 48,016.60-71,972.10-16,835.80

Finding the Fourth Proportional to 48,016.60, 71,972.10 and 16,835.80

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Solution

The fourth proportional to 48,016.60, 71,972.10 and 16,835.80 is: 25,235.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,016.60 : 71,972.10 = 16,835.80 : x
  2. Step 2: Convert to fraction form
    48,016.60/71,972.10 = 16,835.80/x
  3. Step 3: Cross multiply
    48,016.60x = 71,972.10 × 16,835.80
  4. Step 4: Simplify right side
    48,016.60x = 1,211,707,881.18
  5. Step 5: Solve for x
    x = 1,211,707,881.18/48,016.60
  6. Step 6: Final answer
    x = 25,235.19

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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.