Home / 58,753.89-81,080.37-31,896.36

Finding the Fourth Proportional to 58,753.89, 81,080.37 and 31,896.36

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Solution

The fourth proportional to 58,753.89, 81,080.37 and 31,896.36 is: 44,016.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,753.89 : 81,080.37 = 31,896.36 : x
  2. Step 2: Convert to fraction form
    58,753.89/81,080.37 = 31,896.36/x
  3. Step 3: Cross multiply
    58,753.89x = 81,080.37 × 31,896.36
  4. Step 4: Simplify right side
    58,753.89x = 2,586,168,670.45
  5. Step 5: Solve for x
    x = 2,586,168,670.45/58,753.89
  6. Step 6: Final answer
    x = 44,016.98

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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.