Home / 117,716.20-176,574.30-94,388.20

Finding the Fourth Proportional to 117,716.20, 176,574.30 and 94,388.20

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Solution

The fourth proportional to 117,716.20, 176,574.30 and 94,388.20 is: 141,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,716.20 : 176,574.30 = 94,388.20 : x
  2. Step 2: Convert to fraction form
    117,716.20/176,574.30 = 94,388.20/x
  3. Step 3: Cross multiply
    117,716.20x = 176,574.30 × 94,388.20
  4. Step 4: Simplify right side
    117,716.20x = 16,666,530,343.26
  5. Step 5: Solve for x
    x = 16,666,530,343.26/117,716.20
  6. Step 6: Final answer
    x = 141,582.30

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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.