Home / 383,157.64-574,771.08-146,502.36

Finding the Fourth Proportional to 383,157.64, 574,771.08 and 146,502.36

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Solution

The fourth proportional to 383,157.64, 574,771.08 and 146,502.36 is: 219,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,157.64 : 574,771.08 = 146,502.36 : x
  2. Step 2: Convert to fraction form
    383,157.64/574,771.08 = 146,502.36/x
  3. Step 3: Cross multiply
    383,157.64x = 574,771.08 × 146,502.36
  4. Step 4: Simplify right side
    383,157.64x = 84,205,319,679.75
  5. Step 5: Solve for x
    x = 84,205,319,679.75/383,157.64
  6. Step 6: Final answer
    x = 219,766.78

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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.