Home / 117,819.87-176,757.14-38,929.31

Finding the Fourth Proportional to 117,819.87, 176,757.14 and 38,929.31

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Solution

The fourth proportional to 117,819.87, 176,757.14 and 38,929.31 is: 58,403.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,819.87 : 176,757.14 = 38,929.31 : x
  2. Step 2: Convert to fraction form
    117,819.87/176,757.14 = 38,929.31/x
  3. Step 3: Cross multiply
    117,819.87x = 176,757.14 × 38,929.31
  4. Step 4: Simplify right side
    117,819.87x = 6,881,033,228.17
  5. Step 5: Solve for x
    x = 6,881,033,228.17/117,819.87
  6. Step 6: Final answer
    x = 58,403.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.