Home / 74,425.89-102,707.29-43,816.77

Finding the Fourth Proportional to 74,425.89, 102,707.29 and 43,816.77

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Solution

The fourth proportional to 74,425.89, 102,707.29 and 43,816.77 is: 60,466.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,425.89 : 102,707.29 = 43,816.77 : x
  2. Step 2: Convert to fraction form
    74,425.89/102,707.29 = 43,816.77/x
  3. Step 3: Cross multiply
    74,425.89x = 102,707.29 × 43,816.77
  4. Step 4: Simplify right side
    74,425.89x = 4,500,302,046.89
  5. Step 5: Solve for x
    x = 4,500,302,046.89/74,425.89
  6. Step 6: Final answer
    x = 60,466.89

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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.