Home / 104,768.03-144,589.97-64,505.36

Finding the Fourth Proportional to 104,768.03, 144,589.97 and 64,505.36

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Solution

The fourth proportional to 104,768.03, 144,589.97 and 64,505.36 is: 89,023.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,768.03 : 144,589.97 = 64,505.36 : x
  2. Step 2: Convert to fraction form
    104,768.03/144,589.97 = 64,505.36/x
  3. Step 3: Cross multiply
    104,768.03x = 144,589.97 × 64,505.36
  4. Step 4: Simplify right side
    104,768.03x = 9,326,827,021.76
  5. Step 5: Solve for x
    x = 9,326,827,021.76/104,768.03
  6. Step 6: Final answer
    x = 89,023.60

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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.