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Finding the Fourth Proportional to 117,036.62, 175,581.28 and 37,079.42

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Solution

The fourth proportional to 117,036.62, 175,581.28 and 37,079.42 is: 55,627.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,036.62 : 175,581.28 = 37,079.42 : x
  2. Step 2: Convert to fraction form
    117,036.62/175,581.28 = 37,079.42/x
  3. Step 3: Cross multiply
    117,036.62x = 175,581.28 × 37,079.42
  4. Step 4: Simplify right side
    117,036.62x = 6,510,452,025.26
  5. Step 5: Solve for x
    x = 6,510,452,025.26/117,036.62
  6. Step 6: Final answer
    x = 55,627.48

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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.