Home / 64,218.60-96,328.04-34,650.36

Finding the Fourth Proportional to 64,218.60, 96,328.04 and 34,650.36

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Solution

The fourth proportional to 64,218.60, 96,328.04 and 34,650.36 is: 51,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,218.60 : 96,328.04 = 34,650.36 : x
  2. Step 2: Convert to fraction form
    64,218.60/96,328.04 = 34,650.36/x
  3. Step 3: Cross multiply
    64,218.60x = 96,328.04 × 34,650.36
  4. Step 4: Simplify right side
    64,218.60x = 3,337,801,090.84
  5. Step 5: Solve for x
    x = 3,337,801,090.84/64,218.60
  6. Step 6: Final answer
    x = 51,975.61

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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.