Home / 53,687.44-74,091.99-29,814.28

Finding the Fourth Proportional to 53,687.44, 74,091.99 and 29,814.28

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Solution

The fourth proportional to 53,687.44, 74,091.99 and 29,814.28 is: 41,145.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,687.44 : 74,091.99 = 29,814.28 : x
  2. Step 2: Convert to fraction form
    53,687.44/74,091.99 = 29,814.28/x
  3. Step 3: Cross multiply
    53,687.44x = 74,091.99 × 29,814.28
  4. Step 4: Simplify right side
    53,687.44x = 2,208,999,335.62
  5. Step 5: Solve for x
    x = 2,208,999,335.62/53,687.44
  6. Step 6: Final answer
    x = 41,145.55

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1.5x scale

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.