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Finding the Fourth Proportional to 111,920.58, 167,901.62 and 37,041.35

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Solution

The fourth proportional to 111,920.58, 167,901.62 and 37,041.35 is: 55,568.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,920.58 : 167,901.62 = 37,041.35 : x
  2. Step 2: Convert to fraction form
    111,920.58/167,901.62 = 37,041.35/x
  3. Step 3: Cross multiply
    111,920.58x = 167,901.62 × 37,041.35
  4. Step 4: Simplify right side
    111,920.58x = 6,219,301,647.27
  5. Step 5: Solve for x
    x = 6,219,301,647.27/111,920.58
  6. Step 6: Final answer
    x = 55,568.88

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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.