Home / 317,151.20-437,668.44-173,913.56

Finding the Fourth Proportional to 317,151.20, 437,668.44 and 173,913.56

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Solution

The fourth proportional to 317,151.20, 437,668.44 and 173,913.56 is: 240,000.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,151.20 : 437,668.44 = 173,913.56 : x
  2. Step 2: Convert to fraction form
    317,151.20/437,668.44 = 173,913.56/x
  3. Step 3: Cross multiply
    317,151.20x = 437,668.44 × 173,913.56
  4. Step 4: Simplify right side
    317,151.20x = 76,116,476,500.05
  5. Step 5: Solve for x
    x = 76,116,476,500.05/317,151.20
  6. Step 6: Final answer
    x = 240,000.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.