Home / 48,633.20-72,982.60-19,047.34

Finding the Fourth Proportional to 48,633.20, 72,982.60 and 19,047.34

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Solution

The fourth proportional to 48,633.20, 72,982.60 and 19,047.34 is: 28,583.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,633.20 : 72,982.60 = 19,047.34 : x
  2. Step 2: Convert to fraction form
    48,633.20/72,982.60 = 19,047.34/x
  3. Step 3: Cross multiply
    48,633.20x = 72,982.60 × 19,047.34
  4. Step 4: Simplify right side
    48,633.20x = 1,390,124,396.28
  5. Step 5: Solve for x
    x = 1,390,124,396.28/48,633.20
  6. Step 6: Final answer
    x = 28,583.86

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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.