Home / 48,905.56-73,336.20-19,300.60

Finding the Fourth Proportional to 48,905.56, 73,336.20 and 19,300.60

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Solution

The fourth proportional to 48,905.56, 73,336.20 and 19,300.60 is: 28,942.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,905.56 : 73,336.20 = 19,300.60 : x
  2. Step 2: Convert to fraction form
    48,905.56/73,336.20 = 19,300.60/x
  3. Step 3: Cross multiply
    48,905.56x = 73,336.20 × 19,300.60
  4. Step 4: Simplify right side
    48,905.56x = 1,415,432,661.72
  5. Step 5: Solve for x
    x = 1,415,432,661.72/48,905.56
  6. Step 6: Final answer
    x = 28,942.16

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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.