Home / 64,617.31-96,926.02-20,247.52

Finding the Fourth Proportional to 64,617.31, 96,926.02 and 20,247.52

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Solution

The fourth proportional to 64,617.31, 96,926.02 and 20,247.52 is: 30,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,617.31 : 96,926.02 = 20,247.52 : x
  2. Step 2: Convert to fraction form
    64,617.31/96,926.02 = 20,247.52/x
  3. Step 3: Cross multiply
    64,617.31x = 96,926.02 × 20,247.52
  4. Step 4: Simplify right side
    64,617.31x = 1,962,511,417.27
  5. Step 5: Solve for x
    x = 1,962,511,417.27/64,617.31
  6. Step 6: Final answer
    x = 30,371.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.