Home / 316,934.88-437,373.57-173,691.84

Finding the Fourth Proportional to 316,934.88, 437,373.57 and 173,691.84

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Solution

The fourth proportional to 316,934.88, 437,373.57 and 173,691.84 is: 239,696.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,934.88 : 437,373.57 = 173,691.84 : x
  2. Step 2: Convert to fraction form
    316,934.88/437,373.57 = 173,691.84/x
  3. Step 3: Cross multiply
    316,934.88x = 437,373.57 × 173,691.84
  4. Step 4: Simplify right side
    316,934.88x = 75,968,222,432.16
  5. Step 5: Solve for x
    x = 75,968,222,432.16/316,934.88
  6. Step 6: Final answer
    x = 239,696.63

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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.