Home / 58,703.36-81,010.80-31,845.87

Finding the Fourth Proportional to 58,703.36, 81,010.80 and 31,845.87

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Solution

The fourth proportional to 58,703.36, 81,010.80 and 31,845.87 is: 43,947.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,703.36 : 81,010.80 = 31,845.87 : x
  2. Step 2: Convert to fraction form
    58,703.36/81,010.80 = 31,845.87/x
  3. Step 3: Cross multiply
    58,703.36x = 81,010.80 × 31,845.87
  4. Step 4: Simplify right side
    58,703.36x = 2,579,859,246.17
  5. Step 5: Solve for x
    x = 2,579,859,246.17/58,703.36
  6. Step 6: Final answer
    x = 43,947.39

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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.