Home / 317,922.26-438,732.96-174,691.58

Finding the Fourth Proportional to 317,922.26, 438,732.96 and 174,691.58

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Solution

The fourth proportional to 317,922.26, 438,732.96 and 174,691.58 is: 241,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,922.26 : 438,732.96 = 174,691.58 : x
  2. Step 2: Convert to fraction form
    317,922.26/438,732.96 = 174,691.58/x
  3. Step 3: Cross multiply
    317,922.26x = 438,732.96 × 174,691.58
  4. Step 4: Simplify right side
    317,922.26x = 76,642,953,980.48
  5. Step 5: Solve for x
    x = 76,642,953,980.48/317,922.26
  6. Step 6: Final answer
    x = 241,074.51

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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.