Home / 117,325.62-176,040.75-54,111.75

Finding the Fourth Proportional to 117,325.62, 176,040.75 and 54,111.75

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Solution

The fourth proportional to 117,325.62, 176,040.75 and 54,111.75 is: 81,191.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,325.62 : 176,040.75 = 54,111.75 : x
  2. Step 2: Convert to fraction form
    117,325.62/176,040.75 = 54,111.75/x
  3. Step 3: Cross multiply
    117,325.62x = 176,040.75 × 54,111.75
  4. Step 4: Simplify right side
    117,325.62x = 9,525,873,053.81
  5. Step 5: Solve for x
    x = 9,525,873,053.81/117,325.62
  6. Step 6: Final answer
    x = 81,191.76

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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.