Home / 64,203.59-96,268.35-19,818.47

Finding the Fourth Proportional to 64,203.59, 96,268.35 and 19,818.47

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Solution

The fourth proportional to 64,203.59, 96,268.35 and 19,818.47 is: 29,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,203.59 : 96,268.35 = 19,818.47 : x
  2. Step 2: Convert to fraction form
    64,203.59/96,268.35 = 19,818.47/x
  3. Step 3: Cross multiply
    64,203.59x = 96,268.35 × 19,818.47
  4. Step 4: Simplify right side
    64,203.59x = 1,907,891,406.42
  5. Step 5: Solve for x
    x = 1,907,891,406.42/64,203.59
  6. Step 6: Final answer
    x = 29,716.27

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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.