Home / 381,052.80-571,579.46-96,764.67

Finding the Fourth Proportional to 381,052.80, 571,579.46 and 96,764.67

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Solution

The fourth proportional to 381,052.80, 571,579.46 and 96,764.67 is: 145,147.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,052.80 : 571,579.46 = 96,764.67 : x
  2. Step 2: Convert to fraction form
    381,052.80/571,579.46 = 96,764.67/x
  3. Step 3: Cross multiply
    381,052.80x = 571,579.46 × 96,764.67
  4. Step 4: Simplify right side
    381,052.80x = 55,308,696,962.64
  5. Step 5: Solve for x
    x = 55,308,696,962.64/381,052.80
  6. Step 6: Final answer
    x = 145,147.07

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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.