Home / 53,755.08-74,175.66-31,947.96

Finding the Fourth Proportional to 53,755.08, 74,175.66 and 31,947.96

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Solution

The fourth proportional to 53,755.08, 74,175.66 and 31,947.96 is: 44,084.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,755.08 : 74,175.66 = 31,947.96 : x
  2. Step 2: Convert to fraction form
    53,755.08/74,175.66 = 31,947.96/x
  3. Step 3: Cross multiply
    53,755.08x = 74,175.66 × 31,947.96
  4. Step 4: Simplify right side
    53,755.08x = 2,369,761,018.65
  5. Step 5: Solve for x
    x = 2,369,761,018.65/53,755.08
  6. Step 6: Final answer
    x = 44,084.41

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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.