Home / 75,764.63-104,555.93-41,774.47

Finding the Fourth Proportional to 75,764.63, 104,555.93 and 41,774.47

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Solution

The fourth proportional to 75,764.63, 104,555.93 and 41,774.47 is: 57,649.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,764.63 : 104,555.93 = 41,774.47 : x
  2. Step 2: Convert to fraction form
    75,764.63/104,555.93 = 41,774.47/x
  3. Step 3: Cross multiply
    75,764.63x = 104,555.93 × 41,774.47
  4. Step 4: Simplify right side
    75,764.63x = 4,367,768,090.84
  5. Step 5: Solve for x
    x = 4,367,768,090.84/75,764.63
  6. Step 6: Final answer
    x = 57,649.17

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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.