Home / 104,579.05-144,322.56-61,550.74

Finding the Fourth Proportional to 104,579.05, 144,322.56 and 61,550.74

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Solution

The fourth proportional to 104,579.05, 144,322.56 and 61,550.74 is: 84,942.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,579.05 : 144,322.56 = 61,550.74 : x
  2. Step 2: Convert to fraction form
    104,579.05/144,322.56 = 61,550.74/x
  3. Step 3: Cross multiply
    104,579.05x = 144,322.56 × 61,550.74
  4. Step 4: Simplify right side
    104,579.05x = 8,883,159,735.28
  5. Step 5: Solve for x
    x = 8,883,159,735.28/104,579.05
  6. Step 6: Final answer
    x = 84,942.06

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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.