Home / 316,523.06-436,811.67-173,296.46

Finding the Fourth Proportional to 316,523.06, 436,811.67 and 173,296.46

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Solution

The fourth proportional to 316,523.06, 436,811.67 and 173,296.46 is: 239,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,523.06 : 436,811.67 = 173,296.46 : x
  2. Step 2: Convert to fraction form
    316,523.06/436,811.67 = 173,296.46/x
  3. Step 3: Cross multiply
    316,523.06x = 436,811.67 × 173,296.46
  4. Step 4: Simplify right side
    316,523.06x = 75,697,916,097.69
  5. Step 5: Solve for x
    x = 75,697,916,097.69/316,523.06
  6. Step 6: Final answer
    x = 239,154.51

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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.