Home / 54,887.77-75,749.00-31,016.66

Finding the Fourth Proportional to 54,887.77, 75,749.00 and 31,016.66

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Solution

The fourth proportional to 54,887.77, 75,749.00 and 31,016.66 is: 42,805.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,887.77 : 75,749.00 = 31,016.66 : x
  2. Step 2: Convert to fraction form
    54,887.77/75,749.00 = 31,016.66/x
  3. Step 3: Cross multiply
    54,887.77x = 75,749.00 × 31,016.66
  4. Step 4: Simplify right side
    54,887.77x = 2,349,481,012.63
  5. Step 5: Solve for x
    x = 2,349,481,012.63/54,887.77
  6. Step 6: Final answer
    x = 42,805.18

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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.