Home / 176,313.40-264,470.10-172,814.20

Finding the Fourth Proportional to 176,313.40, 264,470.10 and 172,814.20

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Solution

The fourth proportional to 176,313.40, 264,470.10 and 172,814.20 is: 259,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,313.40 : 264,470.10 = 172,814.20 : x
  2. Step 2: Convert to fraction form
    176,313.40/264,470.10 = 172,814.20/x
  3. Step 3: Cross multiply
    176,313.40x = 264,470.10 × 172,814.20
  4. Step 4: Simplify right side
    176,313.40x = 45,704,188,755.42
  5. Step 5: Solve for x
    x = 45,704,188,755.42/176,313.40
  6. Step 6: Final answer
    x = 259,221.30

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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.