Home / 75,882.08-104,683.38-45,649.64

Finding the Fourth Proportional to 75,882.08, 104,683.38 and 45,649.64

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Solution

The fourth proportional to 75,882.08, 104,683.38 and 45,649.64 is: 62,976.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,882.08 : 104,683.38 = 45,649.64 : x
  2. Step 2: Convert to fraction form
    75,882.08/104,683.38 = 45,649.64/x
  3. Step 3: Cross multiply
    75,882.08x = 104,683.38 × 45,649.64
  4. Step 4: Simplify right side
    75,882.08x = 4,778,758,610.98
  5. Step 5: Solve for x
    x = 4,778,758,610.98/75,882.08
  6. Step 6: Final answer
    x = 62,976.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.