Home / 74,892.24-103,342.77-43,071.39

Finding the Fourth Proportional to 74,892.24, 103,342.77 and 43,071.39

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Solution

The fourth proportional to 74,892.24, 103,342.77 and 43,071.39 is: 59,433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,892.24 : 103,342.77 = 43,071.39 : x
  2. Step 2: Convert to fraction form
    74,892.24/103,342.77 = 43,071.39/x
  3. Step 3: Cross multiply
    74,892.24x = 103,342.77 × 43,071.39
  4. Step 4: Simplify right side
    74,892.24x = 4,451,116,750.35
  5. Step 5: Solve for x
    x = 4,451,116,750.35/74,892.24
  6. Step 6: Final answer
    x = 59,433.62

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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.