Home / 317,051.27-437,536.38-171,861.80

Finding the Fourth Proportional to 317,051.27, 437,536.38 and 171,861.80

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Solution

The fourth proportional to 317,051.27, 437,536.38 and 171,861.80 is: 237,172.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,051.27 : 437,536.38 = 171,861.80 : x
  2. Step 2: Convert to fraction form
    317,051.27/437,536.38 = 171,861.80/x
  3. Step 3: Cross multiply
    317,051.27x = 437,536.38 × 171,861.80
  4. Step 4: Simplify right side
    317,051.27x = 75,195,790,926.13
  5. Step 5: Solve for x
    x = 75,195,790,926.13/317,051.27
  6. Step 6: Final answer
    x = 237,172.34

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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.