Home / 317,161.29-437,688.59-173,912.79

Finding the Fourth Proportional to 317,161.29, 437,688.59 and 173,912.79

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Solution

The fourth proportional to 317,161.29, 437,688.59 and 173,912.79 is: 240,002.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,161.29 : 437,688.59 = 173,912.79 : x
  2. Step 2: Convert to fraction form
    317,161.29/437,688.59 = 173,912.79/x
  3. Step 3: Cross multiply
    317,161.29x = 437,688.59 × 173,912.79
  4. Step 4: Simplify right side
    317,161.29x = 76,119,642,968.50
  5. Step 5: Solve for x
    x = 76,119,642,968.50/317,161.29
  6. Step 6: Final answer
    x = 240,002.94

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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.