Home / 48,878.16-73,316.60-11,942.48

Finding the Fourth Proportional to 48,878.16, 73,316.60 and 11,942.48

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Solution

The fourth proportional to 48,878.16, 73,316.60 and 11,942.48 is: 17,913.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,878.16 : 73,316.60 = 11,942.48 : x
  2. Step 2: Convert to fraction form
    48,878.16/73,316.60 = 11,942.48/x
  3. Step 3: Cross multiply
    48,878.16x = 73,316.60 × 11,942.48
  4. Step 4: Simplify right side
    48,878.16x = 875,582,029.17
  5. Step 5: Solve for x
    x = 875,582,029.17/48,878.16
  6. Step 6: Final answer
    x = 17,913.56

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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.