Home / 117,981.36-176,930.35-38,016.13

Finding the Fourth Proportional to 117,981.36, 176,930.35 and 38,016.13

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Solution

The fourth proportional to 117,981.36, 176,930.35 and 38,016.13 is: 57,010.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,981.36 : 176,930.35 = 38,016.13 : x
  2. Step 2: Convert to fraction form
    117,981.36/176,930.35 = 38,016.13/x
  3. Step 3: Cross multiply
    117,981.36x = 176,930.35 × 38,016.13
  4. Step 4: Simplify right side
    117,981.36x = 6,726,207,186.55
  5. Step 5: Solve for x
    x = 6,726,207,186.55/117,981.36
  6. Step 6: Final answer
    x = 57,010.76

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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.