Home / 316,819.24-437,210.56-173,584.72

Finding the Fourth Proportional to 316,819.24, 437,210.56 and 173,584.72

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Solution

The fourth proportional to 316,819.24, 437,210.56 and 173,584.72 is: 239,546.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,819.24 : 437,210.56 = 173,584.72 : x
  2. Step 2: Convert to fraction form
    316,819.24/437,210.56 = 173,584.72/x
  3. Step 3: Cross multiply
    316,819.24x = 437,210.56 × 173,584.72
  4. Step 4: Simplify right side
    316,819.24x = 75,893,072,638.64
  5. Step 5: Solve for x
    x = 75,893,072,638.64/316,819.24
  6. Step 6: Final answer
    x = 239,546.92

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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.