Home / 117,036.28-175,569-38,129.32

Finding the Fourth Proportional to 117,036.28, 175,569 and 38,129.32

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Solution

The fourth proportional to 117,036.28, 175,569 and 38,129.32 is: 57,198.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,036.28 : 175,569 = 38,129.32 : x
  2. Step 2: Convert to fraction form
    117,036.28/175,569 = 38,129.32/x
  3. Step 3: Cross multiply
    117,036.28x = 175,569 × 38,129.32
  4. Step 4: Simplify right side
    117,036.28x = 6,694,326,583.08
  5. Step 5: Solve for x
    x = 6,694,326,583.08/117,036.28
  6. Step 6: Final answer
    x = 57,198.73

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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.