Home / 79,248.44-109,356.60-45,707.96

Finding the Fourth Proportional to 79,248.44, 109,356.60 and 45,707.96

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Solution

The fourth proportional to 79,248.44, 109,356.60 and 45,707.96 is: 63,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,248.44 : 109,356.60 = 45,707.96 : x
  2. Step 2: Convert to fraction form
    79,248.44/109,356.60 = 45,707.96/x
  3. Step 3: Cross multiply
    79,248.44x = 109,356.60 × 45,707.96
  4. Step 4: Simplify right side
    79,248.44x = 4,998,467,098.54
  5. Step 5: Solve for x
    x = 4,998,467,098.54/79,248.44
  6. Step 6: Final answer
    x = 63,073.38

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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.