Home / 317,177.29-437,717.28-173,942.47

Finding the Fourth Proportional to 317,177.29, 437,717.28 and 173,942.47

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Solution

The fourth proportional to 317,177.29, 437,717.28 and 173,942.47 is: 240,047.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,177.29 : 437,717.28 = 173,942.47 : x
  2. Step 2: Convert to fraction form
    317,177.29/437,717.28 = 173,942.47/x
  3. Step 3: Cross multiply
    317,177.29x = 437,717.28 × 173,942.47
  4. Step 4: Simplify right side
    317,177.29x = 76,137,624,844.88
  5. Step 5: Solve for x
    x = 76,137,624,844.88/317,177.29
  6. Step 6: Final answer
    x = 240,047.53

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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.