Home / 117,934.40-176,707.20-98,105.60

Finding the Fourth Proportional to 117,934.40, 176,707.20 and 98,105.60

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Solution

The fourth proportional to 117,934.40, 176,707.20 and 98,105.60 is: 146,996.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,934.40 : 176,707.20 = 98,105.60 : x
  2. Step 2: Convert to fraction form
    117,934.40/176,707.20 = 98,105.60/x
  3. Step 3: Cross multiply
    117,934.40x = 176,707.20 × 98,105.60
  4. Step 4: Simplify right side
    117,934.40x = 17,335,965,880.32
  5. Step 5: Solve for x
    x = 17,335,965,880.32/117,934.40
  6. Step 6: Final answer
    x = 146,996.69

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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.