Home / 54,892.08-75,751.20-31,016.52

Finding the Fourth Proportional to 54,892.08, 75,751.20 and 31,016.52

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Solution

The fourth proportional to 54,892.08, 75,751.20 and 31,016.52 is: 42,802.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,892.08 : 75,751.20 = 31,016.52 : x
  2. Step 2: Convert to fraction form
    54,892.08/75,751.20 = 31,016.52/x
  3. Step 3: Cross multiply
    54,892.08x = 75,751.20 × 31,016.52
  4. Step 4: Simplify right side
    54,892.08x = 2,349,538,609.82
  5. Step 5: Solve for x
    x = 2,349,538,609.82/54,892.08
  6. Step 6: Final answer
    x = 42,802.87

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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.