Home / 64,506.92-96,771.33-20,132.69

Finding the Fourth Proportional to 64,506.92, 96,771.33 and 20,132.69

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Solution

The fourth proportional to 64,506.92, 96,771.33 and 20,132.69 is: 30,202.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,506.92 : 96,771.33 = 20,132.69 : x
  2. Step 2: Convert to fraction form
    64,506.92/96,771.33 = 20,132.69/x
  3. Step 3: Cross multiply
    64,506.92x = 96,771.33 × 20,132.69
  4. Step 4: Simplify right side
    64,506.92x = 1,948,267,187.78
  5. Step 5: Solve for x
    x = 1,948,267,187.78/64,506.92
  6. Step 6: Final answer
    x = 30,202.45

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1.5x scale

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.