Home / 53,759.43-74,188.31-29,888.33

Finding the Fourth Proportional to 53,759.43, 74,188.31 and 29,888.33

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Solution

The fourth proportional to 53,759.43, 74,188.31 and 29,888.33 is: 41,246.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,759.43 : 74,188.31 = 29,888.33 : x
  2. Step 2: Convert to fraction form
    53,759.43/74,188.31 = 29,888.33/x
  3. Step 3: Cross multiply
    53,759.43x = 74,188.31 × 29,888.33
  4. Step 4: Simplify right side
    53,759.43x = 2,217,364,171.04
  5. Step 5: Solve for x
    x = 2,217,364,171.04/53,759.43
  6. Step 6: Final answer
    x = 41,246.05

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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.