Home / 53,687.88-74,091.51-29,814.75

Finding the Fourth Proportional to 53,687.88, 74,091.51 and 29,814.75

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Solution

The fourth proportional to 53,687.88, 74,091.51 and 29,814.75 is: 41,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,687.88 : 74,091.51 = 29,814.75 : x
  2. Step 2: Convert to fraction form
    53,687.88/74,091.51 = 29,814.75/x
  3. Step 3: Cross multiply
    53,687.88x = 74,091.51 × 29,814.75
  4. Step 4: Simplify right side
    53,687.88x = 2,209,019,847.77
  5. Step 5: Solve for x
    x = 2,209,019,847.77/53,687.88
  6. Step 6: Final answer
    x = 41,145.60

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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.