Home / 53,071.14-73,178.37-40,944

Finding the Fourth Proportional to 53,071.14, 73,178.37 and 40,944

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Solution

The fourth proportional to 53,071.14, 73,178.37 and 40,944 is: 56,456.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,071.14 : 73,178.37 = 40,944 : x
  2. Step 2: Convert to fraction form
    53,071.14/73,178.37 = 40,944/x
  3. Step 3: Cross multiply
    53,071.14x = 73,178.37 × 40,944
  4. Step 4: Simplify right side
    53,071.14x = 2,996,215,181.28
  5. Step 5: Solve for x
    x = 2,996,215,181.28/53,071.14
  6. Step 6: Final answer
    x = 56,456.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.