Home / 117,063.36-175,587.78-72,093.27

Finding the Fourth Proportional to 117,063.36, 175,587.78 and 72,093.27

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Solution

The fourth proportional to 117,063.36, 175,587.78 and 72,093.27 is: 108,135.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,063.36 : 175,587.78 = 72,093.27 : x
  2. Step 2: Convert to fraction form
    117,063.36/175,587.78 = 72,093.27/x
  3. Step 3: Cross multiply
    117,063.36x = 175,587.78 × 72,093.27
  4. Step 4: Simplify right side
    117,063.36x = 12,658,698,161.04
  5. Step 5: Solve for x
    x = 12,658,698,161.04/117,063.36
  6. Step 6: Final answer
    x = 108,135.44

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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.