Home / 117,078.15-175,599.39-38,192.25

Finding the Fourth Proportional to 117,078.15, 175,599.39 and 38,192.25

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Solution

The fourth proportional to 117,078.15, 175,599.39 and 38,192.25 is: 57,282.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,078.15 : 175,599.39 = 38,192.25 : x
  2. Step 2: Convert to fraction form
    117,078.15/175,599.39 = 38,192.25/x
  3. Step 3: Cross multiply
    117,078.15x = 175,599.39 × 38,192.25
  4. Step 4: Simplify right side
    117,078.15x = 6,706,535,802.73
  5. Step 5: Solve for x
    x = 6,706,535,802.73/117,078.15
  6. Step 6: Final answer
    x = 57,282.56

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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.