Home / 58,734.48-81,054.36-31,877.31

Finding the Fourth Proportional to 58,734.48, 81,054.36 and 31,877.31

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Solution

The fourth proportional to 58,734.48, 81,054.36 and 31,877.31 is: 43,991.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,734.48 : 81,054.36 = 31,877.31 : x
  2. Step 2: Convert to fraction form
    58,734.48/81,054.36 = 31,877.31/x
  3. Step 3: Cross multiply
    58,734.48x = 81,054.36 × 31,877.31
  4. Step 4: Simplify right side
    58,734.48x = 2,583,794,960.57
  5. Step 5: Solve for x
    x = 2,583,794,960.57/58,734.48
  6. Step 6: Final answer
    x = 43,991.11

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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.