Home / 64,140.62-96,212.37-22,020.38

Finding the Fourth Proportional to 64,140.62, 96,212.37 and 22,020.38

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Solution

The fourth proportional to 64,140.62, 96,212.37 and 22,020.38 is: 33,031.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,140.62 : 96,212.37 = 22,020.38 : x
  2. Step 2: Convert to fraction form
    64,140.62/96,212.37 = 22,020.38/x
  3. Step 3: Cross multiply
    64,140.62x = 96,212.37 × 22,020.38
  4. Step 4: Simplify right side
    64,140.62x = 2,118,632,948.10
  5. Step 5: Solve for x
    x = 2,118,632,948.10/64,140.62
  6. Step 6: Final answer
    x = 33,031.06

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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.