Home / 64,154.96-96,226.26-19,769.80

Finding the Fourth Proportional to 64,154.96, 96,226.26 and 19,769.80

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Solution

The fourth proportional to 64,154.96, 96,226.26 and 19,769.80 is: 29,652.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,154.96 : 96,226.26 = 19,769.80 : x
  2. Step 2: Convert to fraction form
    64,154.96/96,226.26 = 19,769.80/x
  3. Step 3: Cross multiply
    64,154.96x = 96,226.26 × 19,769.80
  4. Step 4: Simplify right side
    64,154.96x = 1,902,373,780.67
  5. Step 5: Solve for x
    x = 1,902,373,780.67/64,154.96
  6. Step 6: Final answer
    x = 29,652.79

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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.