Home / 74,992.33-103,515.48-43,173.91

Finding the Fourth Proportional to 74,992.33, 103,515.48 and 43,173.91

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Solution

The fourth proportional to 74,992.33, 103,515.48 and 43,173.91 is: 59,595.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,992.33 : 103,515.48 = 43,173.91 : x
  2. Step 2: Convert to fraction form
    74,992.33/103,515.48 = 43,173.91/x
  3. Step 3: Cross multiply
    74,992.33x = 103,515.48 × 43,173.91
  4. Step 4: Simplify right side
    74,992.33x = 4,469,167,909.19
  5. Step 5: Solve for x
    x = 4,469,167,909.19/74,992.33
  6. Step 6: Final answer
    x = 59,595.00

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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.