Home / 64,613.03-96,919.47-20,243.25

Finding the Fourth Proportional to 64,613.03, 96,919.47 and 20,243.25

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Solution

The fourth proportional to 64,613.03, 96,919.47 and 20,243.25 is: 30,364.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,613.03 : 96,919.47 = 20,243.25 : x
  2. Step 2: Convert to fraction form
    64,613.03/96,919.47 = 20,243.25/x
  3. Step 3: Cross multiply
    64,613.03x = 96,919.47 × 20,243.25
  4. Step 4: Simplify right side
    64,613.03x = 1,961,965,061.08
  5. Step 5: Solve for x
    x = 1,961,965,061.08/64,613.03
  6. Step 6: Final answer
    x = 30,364.85

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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.