Home / 317,153.23-437,691.39-173,913.27

Finding the Fourth Proportional to 317,153.23, 437,691.39 and 173,913.27

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Solution

The fourth proportional to 317,153.23, 437,691.39 and 173,913.27 is: 240,011.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,153.23 : 437,691.39 = 173,913.27 : x
  2. Step 2: Convert to fraction form
    317,153.23/437,691.39 = 173,913.27/x
  3. Step 3: Cross multiply
    317,153.23x = 437,691.39 × 173,913.27
  4. Step 4: Simplify right side
    317,153.23x = 76,120,340,885.75
  5. Step 5: Solve for x
    x = 76,120,340,885.75/317,153.23
  6. Step 6: Final answer
    x = 240,011.24

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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.